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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

A starts from a point at a speed of 30 metre/second. After 3 seconds, B starts chasing A from the same point with a speed of 50 metre/second. What will be the total distance (in metres) travelled by A and B before A is caught by B?

A) 360 B) 450
C) 600 D) 720
 
Answer & Explanation Answer: B) 450

Explanation:
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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

In how many different ways can the letters of the word 'RITUAL' be arranged?

A) 720 B) 5040
C) 360 D) 180
 
Answer & Explanation Answer: A) 720

Explanation:

The number of letters in the given word RITUAL = 6

Then, 

Required number of different ways can the letters of the word 'RITUAL' be arranged = 6!

=> 6 x 5 x 4 x 3 x 2 x 1 = 720

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Filed Under: Permutations and Combinations
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

The present population of a town is 26010. It increases annually at the rate of 2%. What was the population of town 2 years ago?

A) 25000 B) 25100
C) 25200 D) 25500
 
Answer & Explanation Answer: A) 25000

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Filed Under: Percentage
Exam Prep: Bank Exams

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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.

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Filed Under: Numbers
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Q:

When a discount of 20% is given on a movie ticket, the profit is 34%. If the discount is 15%, then the profit is

A) 49 percent B) 42.375 percent
C) 55.625 percent D) 35.75 percent
 
Answer & Explanation Answer: B) 42.375 percent

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Nine students of a class contribute a certain sum of money. Seven of them gave Rs. 50 each and the other two gave respectively Rs. 50 and Rs. 90 more than the others. The average contribution of the class of 9 students is

A) Rs. 70 B) Rs. 50
C) Rs. 100 D) Rs. 120
 
Answer & Explanation Answer: A) Rs. 70

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Filed Under: Average
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Q:

What is the average of first 93 natural numbers?

A) 45 B) 46
C) 47 D) 49
 
Answer & Explanation Answer: C) 47

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Q:

3 men or 4 women can complete a job in 120 days. 12 men and 16 women will complete the same job in how many days?

A) 12 B) 14
C) 15 D) 18
 
Answer & Explanation Answer: C) 15

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Filed Under: Time and Work
Exam Prep: Bank Exams

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