Quantitative Aptitude - Arithmetic Ability Questions

Q:

Rs 18200 is divided among X, Y and Z in the ratio of 1/3 : 1/4 : 1/2. What is the share (in Rs) of X ?

A) 7000 B) 4400
C) 4200 D) 5600
 
Answer & Explanation Answer: D) 5600

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

If the radius of a circumscribed circle in an equilateral triangle is 14 cm. Then what will be the radius (in cm) of the inscribed circle?

A) 7 B) 14
C) 28 D) 35
 
Answer & Explanation Answer: A) 7

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Filed Under: Area
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Q:

A batsman makes a score of 95 runs in the 13th match and thus increases his average runs per match by 4. What is his average after the 13th match?

A) 47 B) 43
C) 45 D) 49
 
Answer & Explanation Answer: A) 47

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

Surbhi invested Rs.6000 for 5 months and Urba invested Rs.5000 for 6 months in a venture. The ratio in which they will share the profits is

A) 36:25 B) 6:5
C) 5:6 D) 1:1
 
Answer & Explanation Answer: D) 1:1

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

There is a three digit number. The digit at the tenth place is 3. If the place of all the digits are replaced with each other symmetrically about the tens position,then the new number obtained is 396 more than the original three digit number. The sum of the digits at unit & hundredth place is 14. Find out the original number?

A) 513 B) 539
C) 439 D) 613
 
Answer & Explanation Answer: B) 539

Explanation:

Ans.
Let digit = xyz
Given y = 3
According to the question = (100z+10y+x) - (100x+10y+z) = 396x99z-99x = 396
Z-x = 4
Also, Z+ x = 14
Solving (i) & (ii)
Z = 9 , x= 5
The original number is 539

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Q:

Two baskets together have 640 oranges. If (1/5)th of the oranges in the first basket be taken to the second basket. The number of oranges in the first basket is

A) 800 B) 600
C) 400 D) 300
 
Answer & Explanation Answer: C) 400

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Filed Under: Percentage
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Q:

The number of trees in a town is 17640. If the numbers of trees increases annually at the rate of 5%, then how many trees were there 2 years ago?

A) 14000 B) 15000
C) 16000 D) 18000
 
Answer & Explanation Answer: C) 16000

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Filed Under: Percentage
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Q:

Find the square root of 1485961

A) 1213 B) 1219
C) 1229 D) 1239
 
Answer & Explanation Answer: B) 1219

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Filed Under: Square Roots and Cube Roots
Exam Prep: Bank Exams

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