Quantitative Aptitude - Arithmetic Ability Questions

Q:

Triangle PQR is such that PQ = 9 cm, QR = 6 cm, PR = 7.5 cm and triangle PQR is similar to triangle XYZ. If XY = 18 cm, find the value of YZ.

A) 15 cm B) 18 cm
C) 12 cm D) 9 cm
 
Answer & Explanation Answer: C) 12 cm

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Q:

If 2/3 of a pizza costs Rs.300, then 3/5 of a pizza will cost

A) Rs. 180 B) Rs. 250
C) Rs. 225 D) Rs. 270
 
Answer & Explanation Answer: D) Rs. 270

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Q:

If cos -300° = x, then the value of x is

A) 1/2 B) -1/√2
C) -1/2 D) √3/2
 
Answer & Explanation Answer: A) 1/2

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Q:

If sinA/(1 + cosA) = x, then x is

A) cosecA + cotA B) secA - cotA
C) secA + cotA D) cosecA - cotA
 
Answer & Explanation Answer: D) cosecA - cotA

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Q:

Expand : S + 23

A) S3+3S2+12S+8 B) S3+3S2+6S+8
C) S3+6S2+12S+8 D) S3+6S2+6S+8
 
Answer & Explanation Answer: C) S3+6S2+12S+8

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Q:

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

A) 30° B) 60°
C) 90° D) 120°
 
Answer & Explanation Answer: C) 90°

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Q:

What is the value of 299996 x 300004?

A) 89999999984 B) 89999699984
C) 89999999884 D) 89999999974
 
Answer & Explanation Answer: A) 89999999984

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Q:

What is the distance between the points (4,­-8) and (­-2,0)?

A) 100 units B) 5 units
C) 25 units D) 10 units
 
Answer & Explanation Answer: D) 10 units

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