Explore topic-wise MCQs in Arithmetic Ability.

This section includes 921 Mcqs, each offering curated multiple-choice questions to sharpen your Arithmetic Ability knowledge and support exam preparation. Choose a topic below to get started.

51.

If 10lt solution of water and alcohol containing 10% alcohol is to be made 20% alcohol solution, find the volume of alcohol to be added

A. 1.25 lt
B. 1 lt
C. 2 lt
D. 1.5 lt
Answer» B. 1 lt
Discussion
52.

Which of the following below are true functionalities of shell?

A. Interprets commands
B. Authenticates user
C. only a and b
D. Allocates time and memory to programs
Answer» B. Authenticates user
Discussion
53.

A and B invest in a business in the ratio 3 : 2. If 5% of the total profit goes to charity and A\'s share is Rs. 855, the total profit is:

A. Rs. 1500
B. Rs. 1425
C. Rs. 1576
D. Rs. 1537.50
Answer» B. Rs. 1425
Discussion
54.

The ______________ file contains all the information on users who may log into your system

A. /etc
B. /etc/passwd
C. /etc/pass
D. /etc/password
Answer» C. /etc/pass
Discussion
55.

Both a and b

A. search
B. awk
C. cat
D. %awk
Answer» E.
Discussion
56.

You have to allocate the addresses 192.168.0.1 to 192.168.0.123 to eth1. You have to edit:

A. /etc/sysconfig/network-scripts/ifcfg-eth0
B. /etc/sysconfig/network-scripts/eth{1,1:0,1:2 .. 1:123}
C. /etc/sysconfig/network/range0
D. /etc/sysconfig/network-scripts/ifcfg-eth1-range0
Answer» D. /etc/sysconfig/network-scripts/ifcfg-eth1-range0
Discussion
57.

Which command is used to report on the status of the quotas that have set including the amount of allocated space and amount of used space?

A. repquota
B. quota -a
C. rquota -a
D. repquota -a
Answer» D. repquota -a
Discussion
58.

You are running a mailserver using default Red Hat 7.x. The default Sendmail generates a relaying denied error. This means that:

A. Recipient's domain is not in /etc/sendmail.cw
B. Recipient's domain is not in /etc/sendmail.cf
C. Recipient's domain is not in /etc/mail/virtdomains
D. Recipient's domain is not in /etc/mail/local-host-names
Answer» C. Recipient's domain is not in /etc/mail/virtdomains
Discussion
59.

Due to reduction of 10% in the price of wheat, a man is able to buy 3 kg more for Rs162. Find the original price of wheat per kg in rupees.

A. 4
B. 12
C. 6
D. 15
Answer» D. 15
Discussion
60.

In a town 20% of the population speak English, 40% of the remaining speak Telugu, 25% of the remaining speak Tamil. 43,200 speak all other languages. Find the population of the town?

A. 100000
B. 120000
C. 150000
D. 125000
Answer» C. 150000
Discussion
61.

Find command can search for files by

A. size
B. date
C. all of above
D. name
Answer» D. name
Discussion
62.

Simran started a software business by investing Rs. 50,000. After six months, Nanda joined her with a capital of Rs. 80,000. After 3 years, they earned a profit of Rs. 24,500. What was Simran\'s share in the profit?

A. Rs. 10,250
B. Rs. 9,423
C. Rs. 10,500
D. Rs. 12,500
Answer» D. Rs. 12,500
Discussion
63.

The wheat sold by a grocer contained 10% low-quality wheat. What quantity of good-quality wheat should be added to 150 kg of wheat so that the percentage of low quality wheat becomes 5%?

A. 135 kg
B. 150 kg
C. 85 kg
D. 50 kg
Answer» C. 85 kg
Discussion
64.

Narayan spends 30% of his income on education and 50% of the remaining on food. He gives ₹ 1000 as monthly rent and now has ₹ 1800 left with him. What is his monthly income?

A. 8000
B. 7000
C. 9000
D. 6000
Answer» B. 7000
Discussion
65.

Fresh grapes contain 80% while dry grapes contain 10% water. If the weight of dry grapes is 250 kg, what was its total weight when it was fresh?

A. 1000 kg
B. 1125 kg
C. 1225 kg
D. 1100 kg
Answer» C. 1225 kg
Discussion
66.

If a% of x is equal to b% of y, then of c% of y is what % of x ?

A. c%
B. (ac/b)%
C. (bc/a)%
D. abc%
Answer» C. (bc/a)%
Discussion
67.

50 minutes is what percentage of a day (approx.)-

A. 0.035
B. 0.04
C. 0.05
D. 0.06
Answer» B. 0.04
Discussion
68.

125% of 860 + 75% of 480 = ?

A. 1415
B. 1385
C. 1435
D. None of these
Answer» D. None of these
Discussion
69.

Q: The value of a machine depreciates at the rate of 10% every year. It was purchased 3 years ago. If its present value is Rs. 8748, its purchase price was:

A. 10000
B. 12000
C. 14000
D. 16000
Answer» C. 14000
Discussion
70.

Write 0.125 as a percent %?

A. 0.12
B. 0.125
C. 0.13
D. 0.135
Answer» C. 0.13
Discussion
71.

x, y and z are three numbers such that x is 30% of z and y is 40% of z. If x is p% of y, then what is the value of p?

A. 45
B. 55
C. 65
D. 75
Answer» E.
Discussion
72.

You went to buy 3 articles worth Rs.500 each. However, as per the discount sale going on in the shop, you paid for two and got one free. What is the discount percentage in the deal?

A. 0.3
B. 0.33
C. 0.3313
D. 0.3333
Answer» E.
Discussion
73.

X and Y give an exam. Difference of their marks is 45 and the difference of their marks is 15% of the maximum marks. What is the maximum marks for the exam?

A. 180
B. 450
C. 150
D. 300
Answer» E.
Discussion
74.

While selling a watch, a shop-­keeper gives a discount of 5%. If he gives a discount of 7%, he earns Rs.15 less as profit. The marked price of the watch is

A. 697.5
B. 712.5
C. 750
D. None of the these
Answer» D. None of the these
Discussion
75.

When the price of whear was increased by 32%, a family reduced its consumption in such a way that the expenditure on wheat was only 10% more than before. If 30 kg per month were consumed before, find the new monthly consumption of family?

A. 27 kgs
B. 25 kgs
C. 24 kgs
D. 21 kgs
Answer» C. 24 kgs
Discussion
76.

Which value is equal to 5% of 1,500?

A. 35
B. 55
C. 75
D. 45
Answer» D. 45
Discussion
77.

Which number is 30% less than 80% of 800?

A. 524
B. 192
C. 448
D. 368
Answer» D. 368
Discussion
78.

Which single discount will be equal to two successive discounts of 12% and 5%?

A. 0.17
B. 0.085
C. 0.164
D. 0.152
Answer» D. 0.152
Discussion
79.

While purchasing one item costing Rs. 400, I had to pay the sales tax at 7% and on another costing Rs. 6400, the sales tax was 9%. What percent of the sales tax I had to pay, taking the two items together on an average ?

A. 8 + 15/17
B. 2 + 13/17
C. 3 + 2/17
D. 5 + 13/12
Answer» B. 2 + 13/17
Discussion
80.

When the price of rice decrease by 10%, a girl could buy 1 kg more for Rs. 270. Then, the original price of the rice per kg is

A. Rs. 36
B. Rs. 30
C. Rs. 28
D. Rs. 40
Answer» C. Rs. 28
Discussion
81.

When a number is increased by 42, it becomes 121% of itself. What is the number?

A. 504
B. 200
C. 630
D. 378
Answer» C. 630
Discussion
82.

When a number is increased by 69, it becomes 103% of itself. What is the number?

A. 1300
B. 3300
C. 2300
D. 4300
Answer» D. 4300
Discussion
83.

When a number is increased by 38, it becomes 119% of itself. What is the number?

A. 200
B. 456
C. 570
D. 342
Answer» B. 456
Discussion
84.

When a number is increased by 34, it becomes 117% of itself. What is the number?

A. 408
B. 200
C. 510
D. 306
Answer» C. 510
Discussion
85.

When a number is increased by 32, it becomes 116% of itself. What is the number?

A. 384
B. 480
C. 200
D. 288
Answer» D. 288
Discussion
86.

When a number is increased by 24, it becomes 104% of itself. What is the number?

A. 300
B. 100
C. 600
D. 1200
Answer» D. 1200
Discussion
87.

When a number is increased by 24, it becomes 110% of itself. What is the number?

A. 288
B. 360
C. 216
D. 240
Answer» E.
Discussion
88.

When a number is increased by 24, it becomes 115% of itself. What is the number?

A. 160
B. 250
C. 100
D. 200
Answer» B. 250
Discussion
89.

When a number is increased by 26, it becomes 113% of itself. What is the number?

A. 200
B. 312
C. 390
D. 234
Answer» B. 312
Discussion
90.

When a number is increased by 120, it becomes 130% of itself. What is the number?

A. 400
B. 520
C. 460
D. 580
Answer» B. 520
Discussion
91.

When a number is increased by 216, it becomes 140% of itself. What is the number?

A. 540
B. 756
C. 450
D. 675
Answer» B. 756
Discussion
92.

When a number is increased by 105, it becomes 135% of itself. What is the number?

A. 450
B. 300
C. 600
D. 400
Answer» C. 600
Discussion
93.

When a number is increased by 18, it becomes 106% of itself. What is the number?

A. 300
B. 216
C. 270
D. 162
Answer» B. 216
Discussion
94.

When a number is increased by 21, it becomes 114% of itself. What is the number?

A. 150
B. 252
C. 315
D. 189
Answer» B. 252
Discussion
95.

What will be the net discount percentage of three successive discounts of 20%, 10% and 30%?

A. 45.2
B. 49.6
C. 54.6
D. 50.4
Answer» C. 54.6
Discussion
96.

When a discount of 50% is given on a shirt, the profit is 25%. If the discount is 10%, then the profit is

A. 35 percent
B. 55 percent
C. 215 percent
D. 125 percent
Answer» E.
Discussion
97.

What will come in place of the question mark (?) in the following question ?_x005F_x000D_ 52.5% of 800 + 30.5% of 2800 = ? + 87.30

A. 1096.3
B. 1226.7
C. 1124.2
D. 1186.7
Answer» E.
Discussion
98.

When a discount of Rs. 42 is allowed on the marked price of an article, the new reduced price becomes 86% of the original price. Find the marked price.

A. Rs.250
B. Rs.300
C. Rs.350
D. Rs.400
Answer» C. Rs.350
Discussion
99.

What will come in place of the question mark(?) in the following question ?_x005F_x000D_ 56% of 870 + 82% of 180 = 32% of 90 + ?

A. 777
B. 666
C. 606
D. 789
Answer» D. 789
Discussion
100.

What will be the net discount (in %) of two successive discounts of 15% and 35%?

A. 44.75
B. 51.25
C. 55.25
D. 56.25
Answer» B. 51.25
Discussion