6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

A sum becomes Rs 2286 in 3 years and Rs 2448 in 4 years at simple interest. What is the rate (in percentage) of interest per annum?

A) 10	B) 9
C) 8	D) 11

Answer & Explanation Answer: B) 9

Explanation:

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Filed Under: Simple Interest
Exam Prep: Bank Exams

5 3094

Q:

A man buys a watch for Rs1950 in cash and sells it for Rs 2200 at a credit of 1 yr. The rate of interest is 10% per annum. Then he gains or loose how much amount?

A) 50	B) 55
C) 15	D) 45

Answer & Explanation Answer: A) 50

Explanation:

S.P = P.W of Rs. 2200 due 1yr hence = Rs. [(2200 x 100)/100+(10 x 1)] = Rs.2000

Gain = Rs.(2000-1950) = Rs. 50

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Filed Under: True Discount

0 3093

Q:

0.06% of 250% of 1600 is _________.

A) 24	B) 0.24
C) 0.024	D) 2.4

Answer & Explanation Answer: D) 2.4

Explanation:

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Filed Under: Percentage
Exam Prep: Bank Exams

4 3092

Q:

36 is what percent of 80?

A) 54	B) 45
C) 60	D) 64

Answer & Explanation Answer: B) 45

Explanation:

Let 36 is p% of 80

=> p x 80/100 = 36

=> p = 36 x 10/8 = 45.

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

7 3089

Q:

In $∆ PQR$ , straight line parallel to the base QR cuts PQ at X and PR at Y. If PX:XQ = 5:6, then the XY:QR will be

A) 5:11	B) 6:5
C) 11:6	D) 11:5

Answer & Explanation Answer: A) 5:11

Explanation:

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams
Job Role: Bank Clerk

1 3083

Q:

A man lent a sum of money at the rate of simple interest of 4%. If the interest for 8 years is Rs 340 less than the principal, the principal is

A) Rs 500	B) Rs 520
C) Rs 540	D) Rs 560

Answer & Explanation Answer: A) Rs 500

Explanation:

Rate = 4%

Time = 8 years

Simple Interest = PTR/100

= 32P/100

Given, P –32P/100 = 34068

P = 34000

P = 500

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Filed Under: Simple Interest

4 3082

Q:

48 people could complete a task in 17 days. After 6 days, 4 of the workers left. How many days from then will it take to complete the task?

A) 12	B) 13
C) 15	D) 16

Answer & Explanation Answer: A) 12

Explanation:

Given, 48 people can do a work in 17 days. So total work = 48 x 17 = 816
Work done by 48 people in 6 days = 288.

The remaining work = 816 - 288 = 528
After 6 days four workers left. So number of people working is 44
Total number of days required for 44 men to complete the remaining work = 528/44 = 12

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Filed Under: Time and Work
Exam Prep: AIEEE , Bank Exams , CAT

1 3079

Q:

A, B and C received an amount of Rs 8400 and distributed among themselves in the ratio of 6 : 8 : 7 respectively. If they save in the ratio of 3 : 2 : 4 respectively and B saves Rs 400, then what is the ratio of the expenditures of A, B and C respectively?

A) 6 : 8 : 7	B) 8 : 6 : 7
C) 9 : 14 : 10	D) 12 : 7 : 9

Quantitative Aptitude - Arithmetic Ability Questions

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