Quantitative Aptitude - Arithmetic Ability Questions

Q:

A cuboid of size 50 cm × 40 cm × 30 cm is cut into 8 identical parts by 3 cuts. What is the total surface area (in cm2) of all the 8 parts?

A) 11750 B) 14100
C) 18800 D) 23500
 
Answer & Explanation Answer: C) 18800

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

The length and breadth of a rectangle are 24 cm and 7 cm respectively. Calculate its perimeter (in cm).

A) 124 B) 48
C) 62 D) 96
 
Answer & Explanation Answer: C) 62

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

The length of a rectangle is increased by 25%. To maintain the same area, the breadth has to be decreased by

A) 20% B) 25%
C) 30% D) 40%
 
Answer & Explanation Answer: A) 20%

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

The area of an equilateral triangle is 25√3 sq.cm. Find its side (in cm).

A) 10 B) 5
C) 20 D) 30
 
Answer & Explanation Answer: A) 10

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Filed Under: Area
Exam Prep: Bank Exams , CAT

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Q:

A fan is sold at a discount of 37.5%. If the marked price of the fan is Rs 7200, then what is the selling price (in Rs) of the fan?

A) 4500 B) 4350
C) 5240 D) 5120
 
Answer & Explanation Answer: A) 4500

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

In a college union, there are 48 students. The ratio of the number of boys to the number of girls is 5:3. The number of girls to be added in the union, so that the number of boys to girls in 6:5 is

A) 6 B) 7
C) 12 D) 17
 
Answer & Explanation Answer: B) 7

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

If Tan θ = 4/3, then what is the value of Sin θ?

A) 1.25 B) 0.8
C) 4/3 D) 3/4
 
Answer & Explanation Answer: B) 0.8

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If 7x - [3(2x - 3)]/2 = 1/2, then what is the value of x?

A) -1 B) 1
C) 3 D) -3
 
Answer & Explanation Answer: A) -1

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Filed Under: Simplification
Exam Prep: Bank Exams

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