Quantitative Aptitude - Arithmetic Ability Questions

Q:

The measures of the four angles of a quadrilateral are in the ratio 1:2:3:4. What is the measure of the biggest angle?

A) 36° B) 144°
C) 72° D) 108°
 
Answer & Explanation Answer: B) 144°

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Filed Under: Area
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Q:

The area of a square is 40.5 cm². Find the length of its diagonal (in cm).

A) 9 B) 4.5
C) 18 D) 13.5
 
Answer & Explanation Answer: A) 9

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Q:

What is the value of [sin (90 – A) + cos (180 – 2A)]/[cos (90 – 2A) + sin (180 – A)]?

A) sin (A/2) cos A B) cot (A/2)
C) tan (A/2) D) sin A cos (A/2)
 
Answer & Explanation Answer: C) tan (A/2)

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Filed Under: Simplification
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Q:

The price of an article is cut by 42%, to restore to its original value, the new price must he increased by ______.

A) 42 percent B) 72.41 percent
C) 29.58 percent D) 52.5 percent
 
Answer & Explanation Answer: B) 72.41 percent

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Filed Under: Percentage
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Q:

Aditya got 78% marks in the examination. If he secured 663 marks, find the maximum marks.

A) 700 B) 800
C) 750 D) 850
 
Answer & Explanation Answer: D) 850

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Q:

Two cyclists P and Q cycle at 20 km/hr and 25 km/hr towards each other. What was the distance (in kms) between them when they started if they met after 56 minutes?

A) 36 B) 39
C) 42 D) 45
 
Answer & Explanation Answer: C) 42

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Filed Under: Time and Distance
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Q:

If P travelled the first half of a journey at 40 kmph and the the remaining distance at 50 kmph, what is the average speed of his travel?

A) 44.44 kmph B) 53.33 kmph
C) 45 kmph D) 60 kmph
 
Answer & Explanation Answer: A) 44.44 kmph

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Q:

A train 240 meters in length crosses a telegraph post in 16 seconds. The speed of the train is?

A) 50 Km/hr B) 52 Km/hr
C) 54 Km/hr D) 56 Km/hr
 
Answer & Explanation Answer: C) 54 Km/hr

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