6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

The base of a right prism is a trapezium whose the length of parallel sides are 25 cm and 11 cm and the perpendicular distance between the parallell sides in 16 cm. If the height of the prism is 10 cm, then the volume of the prism is

A) 1440 cu.cm	B) 1540 cu.cm
C) 2880 cu.cm	D) 960 cu.cm

Answer & Explanation Answer: C) 2880 cu.cm

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Q:

The average age of a batch of 19 members is 24 years. If the age of the faculty be included, then the average increases by 4 months. What is the age of the faculty?

A) 35 years	B) 30 years 8 months
C) 37 years 4 months	D) 32 years 8 months

Answer & Explanation Answer: B) 30 years 8 months

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Q:

What is the value of $\frac{\sqrt[3]{64} \times \sqrt{121}}{\sqrt{289} - \sqrt{169}}$ ?

A) 12	B) 11
C) 1/11	D) 1/12

Answer & Explanation Answer: B) 11

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Q:

Which of the following is in ascending order?

A) 0.65, 0.76, 0.67, 0.86	B) 0.65, 0.86, 0.67, 0.76
C) 0.65, 0.67, 0.76, 0.86	D) 0.67, 0.65, 0.76, 0.86

Answer & Explanation Answer: C) 0.65, 0.67, 0.76, 0.86

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Q:

Which instrument is used for viewing the sun?

A) Stroboscope	B) Telescope
C) Helioscope	D) Sun meter

Answer & Explanation Answer: C) Helioscope

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Q:

Amit is five years older than Vaibhav at present. After four years the ratio of their age will be 5:4. What is Amit age at present (in years)?

A) 12	B) 16
C) 18	D) 21

Answer & Explanation Answer: D) 21

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Q:

ΔABC is right angled at B. BD is the altitude. AD is 8 cm and DC is 50 cm. What is the length of BD?

A) 25 cm	B) 20 cm
C) 16 cm	D) 15 cm

Answer & Explanation Answer: B) 20 cm

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Q:

In ΔDEF measure of angle E is 90 deg. If cotD = 8/15, and DE = 16cm, then what is the length (in cm) of side EF?

A) 34	B) 15
C) 30	D) 14

Quantitative Aptitude - Arithmetic Ability Questions

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