6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

19 personswentto a hotel for a combineddinner party. 13 of them spent Rs 79 each on their dinner and the rest spent Rs 4 more than the average expenditure of all the 19. What was the total money spent by them?

A) 1628.4	B) 1534
C) 1492	D) None of these

Answer & Explanation Answer: D) None of these

Explanation:

Let the average expenditure of 19 people be x

⇒19x = 13 X 79 + 6 X (x+4)⇒19x = 13 X 79 + 6x +24

⇒x = 80.84

So, total money spent by them = 1536.07

Report Error

View Answer Report Error Discuss

Filed Under: Average
Exam Prep: Bank Exams

1 1269

Q:

Determine the value of $(\frac{1}{r} + \frac{1}{s})$ when $r^{3} + s^{3} = 0 and r + s = 6$ ?

A) 0	B) 0.5
C) 1	D) 2

Answer & Explanation Answer: B) 0.5

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Square Roots and Cube Roots

1 1269

Q:

A, B and C invest to start a restaurant. The total investment was Rs 3 lakhs. B invested Rs 50,000 more than A and C invested Rs 25,000 less than B. If the profit at the end of the year was Rs 14,400 then what is C's share of the profit (in Rs)?

A) 3600	B) 4800
C) 6000	D) 7200

Answer & Explanation Answer: B) 4800

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

0 1269

Q:

Some carpenters promised to do a job in 15 days but 3 of them were absent and remaining did the job in 20 days. What was the original number of carpenters?

A) 10	B) 15
C) 12	D) 14

Answer & Explanation Answer: C) 12

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Time and Work
Exam Prep: Bank Exams

2 1269

Q:

If selling price of 39 articles is equal to the cost price of 42 articles, then what will be the profit percentage?

A) 8.33	B) 7.69
C) 9.09	D) 11.33

Answer & Explanation Answer: B) 7.69

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Profit and Loss
Exam Prep: Bank Exams

3 1269

Q:

Out of the 60 students of a class, 29 took Mathematics, 32 took Biology and 8 took none of the two subjects. How many students took both Mathematics and Biology?

A) 8	B) 9
C) 7	D) 6

Answer & Explanation Answer: B) 9

Explanation:

Number of students who took only Mathematics n(m) = 29
Number of students who took only biology n(b) = 32
Total number of students n(t) = 60
Total number of students of both mathematics and biology n(m b) = 60 - 8 = 52
Total number of students who took both = 32 + 29 - 52 = 9

Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams , CAT

0 1269

Q:

If $P^{2} + \frac{1}{P^{2}} = 47$ , then the value of $P + \frac{1}{P}$ is

A) 5	B) 6
C) 7	D) 8

Answer & Explanation Answer: C) 7

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

1 1269

Q:

If P = 99, then the value of $P (P^{2} + 3 P + 3)$ is

A) 9999	B) 999999
C) 99999	D) 9999999

Quantitative Aptitude - Arithmetic Ability Questions

Quick Links