Aptitude and Reasoning Questions

Q:

$32000 is invested at 10% for 2 years.Find the interest compounded Yearly

A) 4720 B) 5720
C) 6720 D) 7720
 
Answer & Explanation Answer: C) 6720

Explanation:

M=P(1+i)^n

 

I=M-P

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Q:

If it is possible to make a meaningful word with the first, the seventh, the ninth and the tenth letters of the word RECREATIONAL, using each letter only once, which of the following will be the third letter of the word? If more than one such word can be formed, give ‘X’ as the answer. If no such word can be formed, give ‘Z’ as the answer.

A) T B) X
C) N D) R
 
Answer & Explanation Answer: D) R

Explanation:

The first, the seventh, the ninth and the tenth letters of the word RECREATIONAL are R, T, O and N respectively. Meaningful word from these letters is only TORN. The third letter of the word is ‘R’.

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Q:

A prime number contains the digit X at unit’s place. How many such digits of X are possible?

A) 3 B) 4
C) 5 D) 6
 
Answer & Explanation Answer: D) 6

Explanation:
For prime no units place cannot be occupied by even number except for 2
Thus no of digits occupying unit digit of prime numbers = 6 (1,2,3,5,7,9)
Example 2,3,5,7,11,19 in itself are prime numbers
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Filed Under: Numbers
Exam Prep: Bank Exams

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Q:

In a mixture of 35 litres, the ratio of milk and water is 4:1. If 7 litres of water is added to the mixture, the ratio of milk and water of the new mixture will be

A) 2:1 B) 1:2
C) 4:5 D) 5:4
 
Answer & Explanation Answer: A) 2:1

Explanation:

Ratio of milk andwater = 4:1

Quantity of water = 35/5 = 7 litres

Quantity of milk = 35 X 4/5 = 28 litres

If 7 litre of water is added, new quantity of water = 14 litre

New ratio of milk and water = 28:14 = 2:1

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Filed Under: Alligation or Mixture

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Q:

If A = 2B = 4C; what is the value of A : B : C?

A) 4 : 2 : 1 B) 1 : 2 : 4
C) 8 : 4 : 1 D) 16 : 4 : 1
 
Answer & Explanation Answer: A) 4 : 2 : 1

Explanation:
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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

How much does a gallon of water weigh?

A) 2.741 kgs B) 2.956 kgs
C) 3.418 kgs D) 3.785 kgs
 
Answer & Explanation Answer: D) 3.785 kgs

Explanation:

1 Gallon = 3.785 kgs

Gallon is a unit of measurement of liquid.

We know that 1 gallon = 3.785 liters

But we know that,

1 cubic meter = 1000 lit or 1000 kgs

=> 1 lit = 1 kg

Hence,  1 gallon = 3.785 lit = 3.785 kgs.

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

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Q:

If the ratio of cost price and selling price is 4 : 5 ,then the percentage of profit will be

A) 20 B) 0.1
C) 10 D) 25
 
Answer & Explanation Answer: D) 25

Explanation:
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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Select the time that would depict the correct mirror image of 9:30 on a clock.

A) 2:30 B) 6:30
C) 7:30 D) 4:30
 
Answer & Explanation Answer: A) 2:30

Explanation:
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Filed Under: Clocks
Exam Prep: Bank Exams

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