159 + Mcqs in Aptitude Series Page 1 McqOptions

1.	While calculating the edge of a square, a worker makes an error of 2% in excess. What % error does he make in calculating area? (%)
A.	4.04
B.	4
C.	40.4
D.	4.004
Answer» B. 4

Discussion

2.	X divided by 899 gives a remainder 63. What remainder will be obtained by dividing X by 29?
A.	10056
B.	10001
C.	10056
D.	10057
Answer» E.

Discussion

3.	Which is the least number, which, when divided by 12 and 16, leave the same remainder, but is exactly divisible by 11?
A.	99
B.	55
C.	132
D.	176
Answer» C. 132

Discussion

4.	When height of a tree is equal to the length of its shadow, what is the angle of elevation of the sun?
A.	30 deg
B.	60 deg
C.	90 deg
D.	45 deg
Answer» E.

Discussion

5.	When 8% of a number is added to the number itself the result is 810. What is the number?
A.	700
B.	750
C.	722
D.	745.2
Answer» C. 722

Discussion

6.	What time will be taken by an amount of Rs. 900 to yield Rs. 81 as interest at 4.5% per annum of simple interest?
A.	2 years
B.	1 years
C.	3 years
D.	4 years
Answer» B. 1 years

Discussion

7.	What is the true discount if a banker’s discount on a bill due 4 months hence is 420 at 15%?
A.	400
B.	410
C.	390
D.	380
Answer» B. 410

Discussion

8.	What is the sum of this series? 1, 3, 5, 7, 9, ...... 99.
A.	2500
B.	1500
C.	3500
D.	None of the above
Answer» B. 1500

Discussion

9.	What is the smallest number which is a perfect square and is divisible by 16, 20 and 24?
A.	2400
B.	3600
C.	7200
D.	1600
Answer» C. 7200

Discussion

10.	What is the minimum number of years upon which SI on Rs 2600 at 6.67% interest rate will be in whole number?
A.	2
B.	6
C.	3
D.	4
Answer» D. 4

Discussion

11.	What is the investment made if one invests in 15% stock at 50 and earns Rs.2000?
A.	8000
B.	7000
C.	5000
D.	6000
Answer» D. 6000

Discussion

12.	What is the fourth proportional to the numbers 2, 5, 8.
A.	40
B.	20
C.	15
D.	10
Answer» C. 15

Discussion

13.	What is the CP of Rs 100 stock at 4 discount, with 1/5% brokerage?
A.	99.6
B.	96.2
C.	97.5
D.	98.25
Answer» C. 97.5

Discussion

14.	What is the angle between the hour and minute hand at 3:40?
A.	135
B.	130
C.	120
D.	125
Answer» C. 120

Discussion

15.	What investment must be made to obtain Rs 650 income from 10% stock at Rs 96?
A.	3100
B.	6240
C.	3500
D.	6000
Answer» C. 3500

Discussion

16.	What fraction is equivalent to 0.8% ?
A.	1/125
B.	2/25
C.	4/5
D.	None of these
Answer» B. 2/25

Discussion

17.	What day will be 61 days after today, if today is Monday?
A.	Tuesday
B.	Thursday
C.	Saturday
D.	Friday
Answer» D. Friday

Discussion

18.	W, S, Q, M, ?
A.	I
B.	J
C.	K
D.	L
Answer» D. L

Discussion

19.	Volume of a sphere with radius r is obtained by multiplying its surface area by r and a constant. Find the value of constant:
A.	3
B.	1/3
C.	4/3
D.	1
Answer» C. 4/3

Discussion

20.	Vijay sells a cupboard at 14% below cost price. Had he got Rs.2086 more, he would have made a profit of 14%. What is the cost price of the cupboard?
A.	7450
B.	14900
C.	7400
D.	7500
Answer» B. 14900

Discussion

21.	Vijay says that his weight is between 75kg and 85 kg. But his younger sister disagrees with Vijay and says that his weight is greater than 70kg but less than 80 kg. Vijay’s mother says that his weight cannot be greater than 78 kg. If all the three predictions are correct, what is the average of different probable weights of Vijay?
A.	75
B.	80
C.	78.5
D.	76.5
Answer» E.

Discussion

22.	Vessel ‘A’ contains 150 litres of mixture of milk and water in the ratio of 3:1. Vessel ‘B’ contains 200 litres of the mixture in the ratio of 5:2. If the mixture from both the vessels are poured into vessel ‘C’, find the ratio of the resulting mixture.
A.	15 : 7
B.	8 : 3
C.	15 : 2
D.	143 : 53
Answer» E.

Discussion

23.	Two trains each of which is 100 m long moving in opposite direction to one another cross each other taking 8 seconds. If speed of one train is twice the speed of other train find the speed of the faster train.
A.	48 km/hr
B.	30 km/hr
C.	60 km/hr
D.	40 km/hr
Answer» D. 40 km/hr

Discussion

24.	Two trains for Delhi leave Jaipur at 8:30 am and 9:00 am and travel at 60 km/hr and 75 km/hr respectively. How many km from Jaipur will the two trains meet?
A.	158 km
B.	150 km
C.	162 km
D.	148 km
Answer» C. 162 km

Discussion

25.	Two trains are moving in the same direction at 50 km/hr and 30 km/hr. The faster train crosses a man in the slower train in 18 seconds. Find the length of faster train.
A.	125 meter
B.	100 meter
C.	110 meter
D.	None of these
Answer» C. 110 meter

Discussion

26.	Two pipes A and B can fill a tank in 12 and 24 minutes respectively. If both the pipes are used together, how long will it take to fill the tank?
A.	9 min
B.	8 min
C.	4 min
D.	6 min
Answer» C. 4 min

Discussion

27.	Two pipes A and B can fill a tank in 24 minutes and 32 minutes respectively. If both the pipes are opened simultaneously, after how much time should B be closed so that the tank is full in 18 minutes?
A.	5 minutes
B.	6 minutes
C.	8 minutes
D.	9 minutes
Answer» D. 9 minutes

Discussion

28.	Two pipes A and B can fill a cistern in 37.5 minutes and 45 minutes respectively. This cistern will be filled in half an hour if both the pipes are opened together initially and pipe B is then turned off after X minutes. What is X?
A.	10 minutes
B.	15 minutes
C.	12 minutes
D.	9 minutes
Answer» E.

Discussion

29.	Two friends A and B apply for a job in the same company. The chances of A getting selected is 2/5 and that of B is 4/7. What is the probability that both of them get selected?
A.	8/35
B.	34/35
C.	27/35
D.	None of these
Answer» B. 34/35

Discussion

30.	Two dice are tossed simultaneously. Find the probability that the total is a prime number.
A.	7/9
B.	5/12
C.	1/6
D.	5/9
Answer» E.

Discussion

31.	Total age of A and B is 12 years more than the total age of B and C. By how many years is C younger than A?
A.	12 years
B.	24 years
C.	Data insufficient
D.	None of these
Answer» B. 24 years

Discussion

32.	To gain profit, a milkman adds 1.5 litre of water to a certain amount of milk. He sells the adulterated milk at Rs.28 per litre and pure milk costs Rs.36 per litre. Find the amount of milk.
A.	5.25
B.	6
C.	5.5
D.	5
Answer» B. 6

Discussion

33.	Tickets numbered 1 to 50 are mixed and one ticket is drawn at random. Find the probability that the ticket drawn has a number which is a multiple of 4 or 7?
A.	9/25
B.	9/50
C.	18/25
D.	None of these
Answer» B. 9/50

Discussion

34.	Three coins are tossed. What is the probability of getting at most two tails?
A.	7/8
B.	1/8
C.	2/8
D.	4/8
Answer» B. 1/8

Discussion

35.	Think of a number, divide it by 4 and add 9 to it. The result is 15. What is the number thought of?
A.	24
B.	25
C.	26
D.	27
Answer» B. 25

Discussion

36.	The timing of a college is from 12 p.m to 4.20 p.m. Five lectures are held in the given duration and a break of 5 minutes after each lecture is given to the students. Find the duration of each lecture.
A.	52 minutes
B.	45 minutes
C.	30 minutes
D.	48 minutes
Answer» E.

Discussion

37.	The sum of two numbers is 73 and their difference is 28. Find the difference between their squares.
A.	101
B.	45
C.	2044
D.	cannot be determined
Answer» D. cannot be determined

Discussion

38.	The sum of ages of 5 children born at three year interval each is 50. How old is the youngest child?
A.	6
B.	5
C.	4
D.	3
Answer» D. 3

Discussion

39.	The ratio of the current ages of Ajay and Vijay is 7:4. The ratio between Ajay’s age 6 years ago and Vijay’s age 6 years from now is 1:1. Find the ratio between Ajay’s age 12 years hence and Vijay’s age 12 years ago.
A.	12:1
B.	10:1
C.	1:1
D.	None of these
Answer» C. 1:1

Discussion

40.	The ratio of the areas of a square and rhombus whose base is same is:
A.	1:2
B.	2:1
C.	1:1
D.	3:1
Answer» D. 3:1

Discussion

41.	The number 243 has been divided into three parts in such a way that one third of the first part, fourth of the second part and half of the third part are equal. Determine the largest part.
A.	108
B.	86
C.	74
D.	92
Answer» B. 86

Discussion

42.	The least number which is a multiple of 11 and when divided by 3, 5 and 9 leaves 2 as remainder:
A.	297
B.	319
C.	407
D.	None of these
Answer» D. None of these

Discussion

43.	The difference between the ages of two brothers is 8 years. If 12 years ago, the elder one was twice as old as his younger brother, what is the present age of the younger brother?
A.	20
B.	28
C.	24
D.	26
Answer» B. 28

Discussion

44.	The cost price of a particular amount of articles is same as the number of articles. Selling price of the articles comes out to be 20. Over the whole transaction 25% is gained. What is X?
A.	15
B.	18
C.	16
D.	20
Answer» D. 20

Discussion

45.	The batting average of a particular batsman is 60 runs in 46 innings. If the difference in his highest and lowest score is 150 runs and his average excluding these two innings is 58 runs, find his highest score.
A.	179
B.	208
C.	210
D.	None of these
Answer» B. 208

Discussion

46.	The average weight of 8 persons is increased by 2.5 kg when one of them who weighs 56 kg is replaced by a new man. The weight of the new man is
A.	76 years
B.	72 years
C.	78 years
D.	None of these
Answer» B. 72 years

Discussion

47.	The average of 5 quantities is 6. The average of 3 of them is 4. What is the average of remaining 2 numbers?
A.	9
B.	10
C.	8
D.	9.5
Answer» B. 10

Discussion

48.	Ravi started off with a business with a capital of Rs.60000. Later he was joined by Kishan with Rs.40000 as his share. If Kishan received 1/3rd of the total profit after 1 year, for how many months did he invest?
A.	8
B.	4
C.	3
D.	9
Answer» E.

Discussion

49.	Ratio of areas of incircle and circumcircle of an equilateral triangle is?
A.	1:4
B.	1:2
C.	2:1
D.	2:3
Answer» B. 1:2

Discussion

50.	Rashmi and Rakhi were partners in a business. Rashmi contributed 2/3rd of the capital for 20 months and Rakhi received 3/5th of the total profit. What was the time duration of Rakhi’s investment in the business?
A.	45 months
B.	30 months
C.	60 months
D.	10 months
Answer» D. 10 months

Discussion

Explore topic-wise MCQs in Placement Tests.

While calculating the edge of a square, a worker makes an error of 2% in excess. What % error does he make in calculating area? (%)

X divided by 899 gives a remainder 63. What remainder will be obtained by dividing X by 29?

Which is the least number, which, when divided by 12 and 16, leave the same remainder, but is exactly divisible by 11?

When height of a tree is equal to the length of its shadow, what is the angle of elevation of the sun?

When 8% of a number is added to the number itself the result is 810. What is the number?

What time will be taken by an amount of Rs. 900 to yield Rs. 81 as interest at 4.5% per annum of simple interest?

What is the true discount if a banker’s discount on a bill due 4 months hence is 420 at 15%?

What is the sum of this series? 1, 3, 5, 7, 9, ...... 99.

What is the smallest number which is a perfect square and is divisible by 16, 20 and 24?

What is the minimum number of years upon which SI on Rs 2600 at 6.67% interest rate will be in whole number?

What is the investment made if one invests in 15% stock at 50 and earns Rs.2000?

What is the fourth proportional to the numbers 2, 5, 8.

What is the CP of Rs 100 stock at 4 discount, with 1/5% brokerage?

What is the angle between the hour and minute hand at 3:40?

What investment must be made to obtain Rs 650 income from 10% stock at Rs 96?

What fraction is equivalent to 0.8% ?

What day will be 61 days after today, if today is Monday?

W, S, Q, M, ?

Volume of a sphere with radius r is obtained by multiplying its surface area by r and a constant. Find the value of constant:

Vijay sells a cupboard at 14% below cost price. Had he got Rs.2086 more, he would have made a profit of 14%. What is the cost price of the cupboard?

Vessel ‘A’ contains 150 litres of mixture of milk and water in the ratio of 3:1. Vessel ‘B’ contains 200 litres of the mixture in the ratio of 5:2. If the mixture from both the vessels are poured into vessel ‘C’, find the ratio of the resulting mixture.

Two trains each of which is 100 m long moving in opposite direction to one another cross each other taking 8 seconds. If speed of one train is twice the speed of other train find the speed of the faster train.

Two trains for Delhi leave Jaipur at 8:30 am and 9:00 am and travel at 60 km/hr and 75 km/hr respectively. How many km from Jaipur will the two trains meet?

Two trains are moving in the same direction at 50 km/hr and 30 km/hr. The faster train crosses a man in the slower train in 18 seconds. Find the length of faster train.

Two pipes A and B can fill a tank in 12 and 24 minutes respectively. If both the pipes are used together, how long will it take to fill the tank?

Two pipes A and B can fill a tank in 24 minutes and 32 minutes respectively. If both the pipes are opened simultaneously, after how much time should B be closed so that the tank is full in 18 minutes?

Two pipes A and B can fill a cistern in 37.5 minutes and 45 minutes respectively. This cistern will be filled in half an hour if both the pipes are opened together initially and pipe B is then turned off after X minutes. What is X?

Two friends A and B apply for a job in the same company. The chances of A getting selected is 2/5 and that of B is 4/7. What is the probability that both of them get selected?

Two dice are tossed simultaneously. Find the probability that the total is a prime number.

Total age of A and B is 12 years more than the total age of B and C. By how many years is C younger than A?

To gain profit, a milkman adds 1.5 litre of water to a certain amount of milk. He sells the adulterated milk at Rs.28 per litre and pure milk costs Rs.36 per litre. Find the amount of milk.

Tickets numbered 1 to 50 are mixed and one ticket is drawn at random. Find the probability that the ticket drawn has a number which is a multiple of 4 or 7?

Three coins are tossed. What is the probability of getting at most two tails?

Think of a number, divide it by 4 and add 9 to it. The result is 15. What is the number thought of?

The timing of a college is from 12 p.m to 4.20 p.m. Five lectures are held in the given duration and a break of 5 minutes after each lecture is given to the students. Find the duration of each lecture.

The sum of two numbers is 73 and their difference is 28. Find the difference between their squares.

The sum of ages of 5 children born at three year interval each is 50. How old is the youngest child?

The ratio of the current ages of Ajay and Vijay is 7:4. The ratio between Ajay’s age 6 years ago and Vijay’s age 6 years from now is 1:1. Find the ratio between Ajay’s age 12 years hence and Vijay’s age 12 years ago.

The ratio of the areas of a square and rhombus whose base is same is:

The number 243 has been divided into three parts in such a way that one third of the first part, fourth of the second part and half of the third part are equal. Determine the largest part.

The least number which is a multiple of 11 and when divided by 3, 5 and 9 leaves 2 as remainder:

The difference between the ages of two brothers is 8 years. If 12 years ago, the elder one was twice as old as his younger brother, what is the present age of the younger brother?

The cost price of a particular amount of articles is same as the number of articles. Selling price of the articles comes out to be 20. Over the whole transaction 25% is gained. What is X?

The batting average of a particular batsman is 60 runs in 46 innings. If the difference in his highest and lowest score is 150 runs and his average excluding these two innings is 58 runs, find his highest score.

The average weight of 8 persons is increased by 2.5 kg when one of them who weighs 56 kg is replaced by a new man. The weight of the new man is

The average of 5 quantities is 6. The average of 3 of them is 4. What is the average of remaining 2 numbers?

Ravi started off with a business with a capital of Rs.60000. Later he was joined by Kishan with Rs.40000 as his share. If Kishan received 1/3rd of the total profit after 1 year, for how many months did he invest?

Ratio of areas of incircle and circumcircle of an equilateral triangle is?

Rashmi and Rakhi were partners in a business. Rashmi contributed 2/3rd of the capital for 20 months and Rakhi received 3/5th of the total profit. What was the time duration of Rakhi’s investment in the business?