Quantitative Aptitude - Arithmetic Ability Questions

Q:

A student multiplied a number by 5/6 instead of 6/5. What is the percentage error in the calculation?

A) 44 percent B) 30.56 percent
C) 15.28 percent D) 22 percent
 
Answer & Explanation Answer: B) 30.56 percent

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Q:

Rs 6300 is divided among A, B and C in the ratio of 1/2 : 1 : 3/5. What is the share (in Rs) of B?

A) 3300 B) 2700
C) 3000 D) 4200
 
Answer & Explanation Answer: C) 3000

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Q:

A and B invest in a business in the ratio 2 : 5. If 50% of the total profit goes to charity and A's share is Rs 3.6 lakhs, the total profit is Rs __________ lakhs.

A) 12.6 B) 25.2
C) 37.8 D) 16.8
 
Answer & Explanation Answer: B) 25.2

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Q:

If 18th October 2011 was a Sunday, then what day of the week was it on 19th September 2012?

A) Thursday B) Friday
C) Sunday D) Monday
 
Answer & Explanation Answer: D) Monday

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Q:

James present age is 2/7th of his fathers present age. James brother is three year older to Jame. The respective ratio between present ages of James father and James brother is 14:5. What is the present age of James?

A) 12 years B) 13 years
C) 14 years D) 15 years
 
Answer & Explanation Answer: A) 12 years

Explanation:

James father present age = x
James age = 2/7 x
James brother age = 2x/7 + 3
x = 42
=> 2x/7 = 12 yrs

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Q:

Two pens are bought at the rate of Rs 20 each. Shopkeeper sells one at the profit of 25% and other at the loss of 25%. What will be the total profit or loss in the whole transaction?

 

A) No profit/loss B) Profit of Rs 1
C) Loss of Rs 1 D) Loss of Rs 2
 
Answer & Explanation Answer: A) No profit/loss

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Q:

In the year 2016, there were 52 weeks and P days. Find the value of P

A) 2 B) 4
C) 3 D) 5
 
Answer & Explanation Answer: A) 2

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Q:

What are the Multiples of 4?

Answer

The Multiples of 4 are 4, 8, 12, 16, 20, 24, 28, 32, 36, 40 upto 40. Mutiples of 4 means which can be divided by 4 leaving remainder '0'.


Common Multiples of 4 & 6 are 12, 24, 36, 48, 60 upto 60.

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Subject: Numbers Exam Prep: AIEEE , Bank Exams , CAT , GATE
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