696 + Mcqs in Number System in Aptitude Page 1 McqOptions

1.	Find the maximum number of trees which can be planted 20 m apart on the two sides of a straight road 1760 m long.
A.	174
B.	176
C.	180
D.	178
Answer» E.

Discussion

2.	When 1/7 of a number is subtracted from the number itself, it gives the same value as the sum of all the angels of a triangle. What is the number ?
A.	224
B.	210
C.	140
D.	350
E.	187
Answer» C. 140

Discussion

3.	In a two digit positive number the unit digit is equal to the square of ten's place digit. The difference between the original number and the number formed by interchanging the digit is 54. What of 40% of the original number?
A.	64
B.	73
C.	84
D.	Couldn't be determined
E.	None of above
Answer» F.

Discussion

4.	In a division sum, the divisor is ten times the quotient and five times the remainder. If the remainder is 46, then find the dividend ?
A.	5388
B.	5343
C.	5336
D.	5391
E.	None of the above
Answer» D. 5391

Discussion

5.	In a three-digit number, the digit in the unit's place is four times the digit in the hundred's place. If the digit in the unit's place and the ten's places are interchanged, the new number so formed is 18 more than the original number. If the digit in the hundred's place is one third of the digit in the ten's place, then what is 25% of the original number ?
A.	67
B.	84
C.	137
D.	Couldn't not be determined
E.	None of the above
Answer» B. 84

Discussion

6.	In an examination paper of five questions 5% of the candidates answered all of them and 5% answered none. Of the rest 25% candidates answered only one question and 20% answered 4 question. If 396 candidates answered either 2 question or 3 question. The number of candidates that appeared for the examination was
A.	800
B.	1000
C.	850
D.	900
Answer» B. 1000

Discussion

7.	The product of two consecutive odd number is 6723. What is the greater number ?
A.	89
B.	85
C.	91
D.	83
E.	None of the above
Answer» E. None of the above

Discussion

8.	When 335 is added to 5A7, the result is 8B2. 8B2 is divisible by 3. What is the largest possible value of A ?
A.	8
B.	2
C.	1
D.	4
Answer» E.

Discussion

9.	If a =16 and b= 5, the value of (a²+ b²+ ab) / (a³ - b³) is ?
A.	1/11
B.	1/19
C.	121/3971
D.	None of these
Answer» B. 1/19

Discussion

10.	The number (10ⁿ-1) is divisible by 11 for ?
A.	All Values of n
B.	Odd values of n
C.	Even values of n
D.	n = multiples of 11
Answer» D. n = multiples of 11

Discussion

11.	X, Y and Z had have dinner together. The cost of the meal of Z was 20% more then that of Y and the cost of the meal of X was 5/6 as much as the cost of the meal of Z. If Y paid 100, then what was the total amount that all the three of them had paid?
A.	285
B.	300
C.	335
D.	None of these
Answer» E.

Discussion

12.	The sum of the four consecutive even numbers is 284. What would be the smallest number.
A.	72
B.	74
C.	68
D.	66
E.	None of the above
Answer» D. 66

Discussion

13.	The number 6²ⁿ - 1, where n is any positive integer, is always divisible by ?
A.	11
B.	5
C.	7
D.	Both (B) and (C)
Answer» E.

Discussion

14.	If 'a' is a natural number, then the largest number dividing ( a³ - a) is
A.	4
B.	5
C.	6
D.	7
Answer» D. 7

Discussion

15.	19⁵ + 21⁵ is divisible by
A.	Only 10
B.	Only 20
C.	Both 10 and 20
D.	Neither 10 nor 20
Answer» D. Neither 10 nor 20

Discussion

16.	The number ( 6x² + 6x ) for natural number x is always divisible by ...
A.	6 and 12
B.	12 only
C.	6 only
D.	3 only
Answer» B. 12 only

Discussion

17.	The smallest positive prime (say p) such that 2^p - 1is not a prime is
A.	5
B.	11
C.	17
D.	29
Answer» C. 17

Discussion

18.	The remainder when 9¹⁹ + 6 is divided by 8 is
A.	2
B.	3
C.	5
D.	7
Answer» E.

Discussion

19.	When 17²⁰⁰ divided by 18, find the remainder.
A.	1
B.	4
C.	5
D.	3
Answer» B. 4

Discussion

20.	What is the remainder when 4¹⁰⁰⁰ is divisible by 7 ?
A.	1
B.	2
C.	4
D.	None of these.
Answer» D. None of these.

Discussion

21.	What is th unit digit in ( 3⁶⁵+6⁵⁹+7⁷¹ ) ?
A.	6
B.	4
C.	2
D.	1
Answer» C. 2

Discussion

22.	The taxi charges in a city contain fixed charges and additional charge per kilometer. The fixed charge is for a distance of up to 5 km and additional charge per kilometer thereafter. The charge for a distance of 10 km is 350 and for 25 km is 800. The charge for a distance of 30 km is
A.	800
B.	750
C.	900
D.	950
Answer» E.

Discussion

23.	What is the unit digit in the ( 6817 ) ⁷⁵⁴ ?
A.	8
B.	4
C.	2
D.	9
Answer» E.

Discussion

24.	The sum of the digits of a two-digit number is 14 and the difference between the two digits of the number is 2. What is the product of the two digits of the two-digit number ?
A.	56
B.	48
C.	45
D.	Couldn't be determined
E.	None of the above
Answer» C. 45

Discussion

25.	What will be remainder when 19¹⁰⁰ is divided by 20 ?
A.	19
B.	29
C.	3
D.	1
Answer» E.

Discussion

26.	7¹² - 4¹² is exactly divisible by which of the following number ?
A.	34
B.	33
C.	35
D.	36
Answer» C. 35

Discussion

27.

The least number among
4 , 9 , 0.45 and (0.8)² is
9 49

A.

0.45

B.

(0.8)

Answer» C.

Discussion

28.	The largest among the numbers (0.1)², 0.0121, 0.12 and 0.0004 is
A.	(0.1)
B.
C.	0.12
D.
Answer» D.

Discussion

29.	There are 200 question in a 3 hour examination. Among 200 question, 50 are Mathematics, 100 are from GK and 50 are from Sciences. Ram spent twice as much time on each Mathematics question for each other question. How many minute did he spend on Mathematics questions?
A.	36
B.	72
C.	100
D.	60
Answer» C. 100

Discussion

30.	If n is any odd number greater than 1, then n( n² -1 ) is
A.	divisible by 96 always
B.	divisible by 48 always
C.	divisible by 24 always
D.	None of these
Answer» D. None of these

Discussion

31.	7⁶ⁿ - 6⁶ⁿ, where n is an integer greater than 0, is divisible by
A.	13
B.	127
C.	559
D.	None of these
Answer» C. 559

Discussion

32.

The greatest number among
0.7 + 0.16, 1.02 0.6 , 1.2 0.83 and 1.44 is :
24

A.

0.7 +

B.

C.

1.2 0.83

Answer» C. 1.2 0.83

Discussion

33.	The sum of the square of two numbers is 97 and the square of their difference is 25. The product of the two number is
A.	45
B.	36
C.	54
D.	63
Answer» C. 54

Discussion

34.	Find the greatest among the following given numbers. (3)^1/3, (2)^1/2, 1, (6)^1/6
A.	(2)
B.	1
C.	(6)
D.
E.	(3)
Answer» E. (3)

Discussion

35.	The product of two fractions is 14/15 and their quotient is 35/24 The greater of the fractions is
A.
B.
Answer» C.

Discussion

36.	If a and b are two odd positive integers, by which of the following integers is (a⁴ b⁴) always divisible ?
A.	3
B.	6
C.	8
D.	12
Answer» D. 12

Discussion

37.	The unit digit in the product (122)¹⁷³ is
A.	2
B.	4
C.	6
D.	8
Answer» B. 4

Discussion

38.	A certain number when successively divided by 3, 5 and 8 leaves remainder 1, 2, 3 respectively. Find the remainders when the same number is divided by reversing the divisors.
A.	3, 2, 1
B.	4, 1, 1
C.	4, 2, 2
D.	1, 4, 1
Answer» C. 4, 2, 2

Discussion

39.	The unit s digit in the product 7⁷¹ 6⁶³ 3⁶⁵ is
A.	1
B.	2
C.	3
D.	4
Answer» E.

Discussion

40.	One s digit of the number (22)²³ is
A.	4
B.	6
C.	8
D.	2
Answer» D. 2

Discussion

41.	The digit in the unit s place of the product (2464)¹⁷⁹³ (615)³¹⁷ (131)⁴⁹¹ is
A.	0
B.	2
C.	3
D.	5
Answer» B. 2

Discussion

42.	There are two examination halls P and Q. If 10 students shifted P to Q, then the number of students will be equal in both the examination halls. If 20 students shifted from Q to P, then the students of P would be doubled to the students of Q. The number of students would be in P and Q respectively are ?
A.	60, 40
B.	70, 50
C.	80, 60
D.	100, 80
Answer» E.

Discussion

43.

What is the closet value for the below equation?
3.157 4126 3.198
63.972 2835.121

A.

0.002

B.

0.02

C.

0.2

D.

2

Answer» D. 2

Discussion

44.	Unit digit in (264)¹⁰² + (264)¹⁰³ is :
A.	0
B.	4
C.	6
D.	8
Answer» B. 4

Discussion

45.	The last digit of 3⁴⁰ is
A.	1
B.	3
C.	7
D.	9
Answer» B. 3

Discussion

46.	What will be the unit s digit in the product of (2467)¹⁵³ (341)⁷² ?
A.	3
B.	1
C.	7
D.	9
Answer» D. 9

Discussion

47.	On children's Day, sweets were to be equally distributed amongst 300 children. But on that particular day 50 children remained absent; hence each child got one extra sweet. How many sweet were distributed?
A.	1450
B.	1700
C.	1500
D.	1650
Answer» D. 1650

Discussion

48.	The differences between two numbers is 18. If four times the second numbers is less than three times the first number by 18, then what is the sum of these two numbers?
A.	100
B.	80
C.	86
D.	90
Answer» E.

Discussion

49.	Out of three given numbers, the first number is twice the second and thrice the third. If the average of these three numbers is 154, then what is the difference between the first and the third numbers?
A.	126
B.	42
C.	168
D.	52
E.	None of the above
Answer» D. 52

Discussion

50.	Which of the following numbers will always divide a six-digit number of the form xyxyxy (where 1 < x < 9, 1 < y < 9)?
A.	1010
B.	10101
C.	11011
D.	11010
Answer» C. 11011

Discussion

Explore topic-wise MCQs in Aptitude.

Find the maximum number of trees which can be planted 20 m apart on the two sides of a straight road 1760 m long.

When 1/7 of a number is subtracted from the number itself, it gives the same value as the sum of all the angels of a triangle. What is the number ?

In a two digit positive number the unit digit is equal to the square of ten's place digit. The difference between the original number and the number formed by interchanging the digit is 54. What of 40% of the original number?

In a division sum, the divisor is ten times the quotient and five times the remainder. If the remainder is 46, then find the dividend ?

The product of two consecutive odd number is 6723. What is the greater number ?

When 335 is added to 5A7, the result is 8B2. 8B2 is divisible by 3. What is the largest possible value of A ?

If a =16 and b= 5, the value of (a2+ b2+ ab) / (a3 - b3) is ?

The number (10n-1) is divisible by 11 for ?

X, Y and Z had have dinner together. The cost of the meal of Z was 20% more then that of Y and the cost of the meal of X was 5/6 as much as the cost of the meal of Z. If Y paid 100, then what was the total amount that all the three of them had paid?

The sum of the four consecutive even numbers is 284. What would be the smallest number.

The number 62n - 1, where n is any positive integer, is always divisible by ?

If 'a' is a natural number, then the largest number dividing ( a3 - a) is

195 + 215 is divisible by

The number ( 6x2 + 6x ) for natural number x is always divisible by ...

The smallest positive prime (say p) such that 2p - 1is not a prime is

The remainder when 919 + 6 is divided by 8 is

When 17200 divided by 18, find the remainder.

What is the remainder when 41000 is divisible by 7 ?

What is th unit digit in ( 365+659+771 ) ?

The taxi charges in a city contain fixed charges and additional charge per kilometer. The fixed charge is for a distance of up to 5 km and additional charge per kilometer thereafter. The charge for a distance of 10 km is 350 and for 25 km is 800. The charge for a distance of 30 km is

What is the unit digit in the ( 6817 ) 754 ?

The sum of the digits of a two-digit number is 14 and the difference between the two digits of the number is 2. What is the product of the two digits of the two-digit number ?

What will be remainder when 19100 is divided by 20 ?

712 - 412 is exactly divisible by which of the following number ?

The least number among4, 9, 0.45 and (0.8)2 is949

The largest among the numbers(0.1)2, 0.0121, 0.12 and 0.0004 is

There are 200 question in a 3 hour examination. Among 200 question, 50 are Mathematics, 100 are from GK and 50 are from Sciences. Ram spent twice as much time on each Mathematics question for each other question. How many minute did he spend on Mathematics questions?

If n is any odd number greater than 1, then n( n2 -1 ) is

76n - 66n, where n is an integer greater than 0, is divisible by

The greatest number among 0.7 + 0.16, 1.02 0.6, 1.2 0.83 and 1.44 is :24

The sum of the square of two numbers is 97 and the square of their difference is 25. The product of the two number is

Find the greatest among the following given numbers.(3)1/3, (2)1/2, 1, (6)1/6

The product of two fractions is 14/15 and their quotient is 35/24 The greater of the fractions is

If a and b are two odd positive integers, by which of the following integers is (a4 b4) always divisible ?

The unit digit in the product (122)173 is

A certain number when successively divided by 3, 5 and 8 leaves remainder 1, 2, 3respectively. Find the remainders when the same number is divided by reversing the divisors.

The unit s digit in the product 771 663 365 is

One s digit of the number (22)23 is

The digit in the unit s place of the product (2464)1793 (615)317 (131)491 is

What is the closet value for the below equation?3.157 4126 3.198 63.972 2835.121

Unit digit in (264)102 + (264)103 is :

The last digit of 340 is

What will be the unit s digit in the product of (2467)153 (341)72 ?

On children's Day, sweets were to be equally distributed amongst 300 children. But on that particular day 50 children remained absent; hence each child got one extra sweet. How many sweet were distributed?

The differences between two numbers is 18. If four times the second numbers is less than three times the first number by 18, then what is the sum of these two numbers?

Out of three given numbers, the first number is twice the second and thrice the third. If the average of these three numbers is 154, then what is the difference between the first and the third numbers?

Which of the following numbers will always divide a six-digit number of the form xyxyxy(where 1 < x < 9, 1 < y < 9)?

If a =16 and b= 5, the value of (a²+ b²+ ab) / (a³ - b³) is ?

The number (10ⁿ-1) is divisible by 11 for ?

The number 6²ⁿ - 1, where n is any positive integer, is always divisible by ?

If 'a' is a natural number, then the largest number dividing ( a³ - a) is

19⁵ + 21⁵ is divisible by

The number ( 6x² + 6x ) for natural number x is always divisible by ...

The smallest positive prime (say p) such that 2^p - 1is not a prime is

The remainder when 9¹⁹ + 6 is divided by 8 is

When 17²⁰⁰ divided by 18, find the remainder.

What is the remainder when 4¹⁰⁰⁰ is divisible by 7 ?

What is th unit digit in ( 3⁶⁵+6⁵⁹+7⁷¹ ) ?

What is the unit digit in the ( 6817 ) ⁷⁵⁴ ?

What will be remainder when 19¹⁰⁰ is divided by 20 ?

7¹² - 4¹² is exactly divisible by which of the following number ?

The least number among
4 , 9 , 0.45 and (0.8)² is
9 49

The largest among the numbers
(0.1)², 0.0121, 0.12 and 0.0004 is

If n is any odd number greater than 1, then n( n² -1 ) is

7⁶ⁿ - 6⁶ⁿ, where n is an integer greater than 0, is divisible by

The greatest number among
0.7 + 0.16, 1.02 0.6 , 1.2 0.83 and 1.44 is :
24

Find the greatest among the following given numbers.
(3)^1/3, (2)^1/2, 1, (6)^1/6

If a and b are two odd positive integers, by which of the following integers is (a⁴ b⁴) always divisible ?

The unit digit in the product (122)¹⁷³ is

A certain number when successively divided by 3, 5 and 8 leaves remainder 1, 2, 3
respectively. Find the remainders when the same number is divided by reversing the divisors.

The unit s digit in the product 7⁷¹ 6⁶³ 3⁶⁵ is

One s digit of the number (22)²³ is

The digit in the unit s place of the product (2464)¹⁷⁹³ (615)³¹⁷ (131)⁴⁹¹ is

What is the closet value for the below equation?
3.157 4126 3.198
63.972 2835.121

Unit digit in (264)¹⁰² + (264)¹⁰³ is :

The last digit of 3⁴⁰ is

What will be the unit s digit in the product of (2467)¹⁵³ (341)⁷² ?

Which of the following numbers will always divide a six-digit number of the form xyxyxy
(where 1 < x < 9, 1 < y < 9)?