Quantitative Aptitude - Arithmetic Ability Questions

Q:

Two successive discounts of 10% and 25% are given by Raman on a shirt. If the marked price of the shirt is Rs 600, then what is the value (in Rs) of discount?

 

A) 195   B) 185  
C) 155   D) 135
 
Answer & Explanation Answer: A) 195  

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Filed Under: Percentage
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Q:

If 51.97 ­ (81.18 -­ x ) ­- 59.39 = 5.268, then value of x will be

A) - 24.912 B) - 68.492
C) 93.868 D) 197.808
 
Answer & Explanation Answer: C) 93.868

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Filed Under: Simplification
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Q:

ABC is an equilateral triangle of side 6 cm. If a circle of radius 1 cm is moving inside and along the sides of the triangle, then the locus of the centre of the circle is an equilateral triangle of side is

A) 5 cm B) (6 - 2√3) cm
C) 4 cm D) (3 + √3) cm
 
Answer & Explanation Answer: B) (6 - 2√3) cm

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Filed Under: Area
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Q:

The diameter of a circle is equal to the side of the square. What is the area of the square if the area of the circle is 49π sq cm?

A) 196 sq cm B) 154 sq cm
C) 124 sq cm D) 98 sq cm
 
Answer & Explanation Answer: A) 196 sq cm

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Filed Under: Volume and Surface Area
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Q:

The ratio between Ram's age and Rahim's age is 10:11. What is the age of Rahim in percentage of Ram's age

A) 109111% B) 110%
C) 11119% D) 111%
 
Answer & Explanation Answer: B) 110%

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Q:

Find 2 consecutive natural numbers, sum of whose squares is 25.

A) 2, 3 B) 3, 4
C) 4, 5 D) 1, 4
 
Answer & Explanation Answer: B) 3, 4

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Filed Under: Problems on Numbers
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Q:

A spaceship travels at 1,260 km/h. How many metres does it travel in 1/10 th of a second?

A) 126 B) 35
C) 36 D) 125
 
Answer & Explanation Answer: B) 35

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Filed Under: Time and Distance
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Q:

The sum of two numbers is 25 and sum of their square is 313. Calculate the numbers.

A) 15, 10 B) 18, 7
C) 11, 14 D) 12, 13
 
Answer & Explanation Answer: D) 12, 13

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams , CAT

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