Quantitative Aptitude - Arithmetic Ability Questions

Q:

Prahlad has done 1/3rd of a job in 30 days, Sarfaraz completes the rest of the job in 90 days. In how many days can they together do the job?

A) 27 days B) 18 days
C) 54 days D) 36 days
 
Answer & Explanation Answer: C) 54 days

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Filed Under: Time and Work
Exam Prep: Bank Exams

3 2100
Q:

A sum becomes Rs 1392 in 2 years and Rs 1488 in 3 years at simple interest. What is the rate (in percentage) of interest per annum?

A) 8 B) 10
C) 12 D) 8.5
 
Answer & Explanation Answer: A) 8

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Filed Under: Simple Interest
Exam Prep: Bank Exams

1 2099
Q:

An army of 12000 consists of Europeans and Indians. The average height of a European is 5ft 10 inches and that of an Indian is 5ft 9 inches and that of the whole army is 5ft 9 3/4 inches. Then the number of Indians in the army is ?

A) 3000 B) 4000
C) 5500 D) 2700
 
Answer & Explanation Answer: A) 3000

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Filed Under: Average
Exam Prep: Bank Exams

2 2099
Q:

If x/y = 4/9, then what is the value of (7x2  19xy + 11y2)/y2 ?

A) 59/81 B) 100/27
C) 319/81 D) 913/81
 
Answer & Explanation Answer: C) 319/81

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2099
Q:

At 15% discount the selling price of a microwave oven is Rs 34000, what is the selling price if the discount is 37.5%?

A) Rs 25000 B) Rs 15625
C) Rs 17968.75 D) Rs 29218.75
 
Answer & Explanation Answer: A) Rs 25000

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

0 2098
Q:

If a2+b2+c2=83 and a+b+c=15 then the value of ab+bc+ca is

A) 69 B) 70
C) 71 D) 72
 
Answer & Explanation Answer: C) 71

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2096
Q:

Find 150% of X, if X is the least number which when divided by 6, 7, 8, 9 and 12 leaves remainders 2, 3, 4, 5 and 8 respectively.

A) 750 B) 500
C) 1000 D) 1200
 
Answer & Explanation Answer: A) 750

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Filed Under: Percentage
Exam Prep: Bank Exams

4 2096
Q:

What is the smplified value of Sin2A/1+Cos2A ?

A) tan A B) cot A
C) sin A D) cos A
 
Answer & Explanation Answer: A) tan A

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

0 2095