Quantitative Aptitude - Arithmetic Ability Questions

Q:

Which of the following is the largest?

A) 12/49 B) 7/30
C) 13/56 D) 11/46
 
Answer & Explanation Answer: A) 12/49

Explanation:

In the given options,

12/49 can be written as 1/(49/12) = 1/4.083

7/30 can be written as 1/(30/7) = 1/4.285

13/56 can be written as 1/(56/13) = 1/4.307

11/46 can be written as 1/(46/11) = 1/4.1818

 

Here in the above,

1/4.083 has the smallest denominator and so 12/49 is the largest number or fraction.

Report Error

View Answer Report Error Discuss

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

5 2724
Q:

XYZ is right angled at Y. If CosecX = 17/15, then what is the value of CotZ?

A) 17/15 B) 8/17
C) 17/8 D) 15/8
 
Answer & Explanation Answer: D) 15/8

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

2 2723
Q:

What least value must be assigned to '*' so that the numbers 451 *  603 is exactly divisible by 9?

A) 7 B) 8
C) 5 D) 9
 
Answer & Explanation Answer: B) 8

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Problems on Numbers
Exam Prep: Bank Exams

0 2722
Q:

If the least common multiple of two numbers, 1728 and K is 5184, then how many values of K are possible?

A) 11 B) 8
C) 6 D) 7
 
Answer & Explanation Answer: D) 7

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Problems on Numbers
Exam Prep: Bank Exams

1 2719
Q:

A shopkeeper by selling 20 Timex watches, earns a profit equal to the selling price of 4 Timex watches. His profit percentage is

A) 20 percent B) 25 percent
C) 30 percent D) 50 percent
 
Answer & Explanation Answer: B) 25 percent

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Profit and Loss
Exam Prep: Bank Exams

4 2717
Q:

Sandy and Mandy do (8/13)th part of a work and the rest of the work was completed by Andy. If Sandy, Mandy and Andy take the same work for Rs. 2600, then what is the share (in Rs) of Andy?

A) 1600 B) 1400
C) 800 D) 1000
 
Answer & Explanation Answer: D) 1000

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Time and Work
Exam Prep: Bank Exams

3 2717
Q:

The ratio of ages of father and son is 7:2. Five years ago the product of their ages was 150. What is the age of the father?

A) 30 years B) 45 years
C) 35 years D) 40 years
 
Answer & Explanation Answer: C) 35 years

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Problems on Ages
Exam Prep: Bank Exams

8 2716
Q:

Giving two successive discounts of 40% is equal to giving one discount of ________%.

A) 80 B) 96
C) 64 D) 72
 
Answer & Explanation Answer: C) 64

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Percentage
Exam Prep: Bank Exams

1 2715