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Quantitative Aptitude - Arithmetic Ability

Quantitative Aptitude - Arithmetic Ability Questions

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ΔABC is similar to ΔPQR. Length of AB is 36 cm and length of the corresponding side PQ is 16 cm. If area of ΔABC is 1296 sq cm, what is the area of ΔPQR?

A) 128 sq cm	B) 512 sq cm
C) 64 sq cm	D) 256 sq cm

A) 128 sq cm

B) 512 sq cm

C) 64 sq cm

D) 256 sq cm

Answer & Explanation Answer: D) 256 sq cm

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Filed Under: Area
Exam Prep: Bank Exams

0 1773

The value of 1/64 is equal to square of

A) 0.125	B) 0.135
C) 0.145	D) 0.225

A) 0.125

B) 0.135

C) 0.145

D) 0.225

Answer & Explanation Answer: A) 0.125

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1772

$∆$ ABC is right angled at B. If m $∠$ A = 30°, then find the value of (sinC + 1/3).

A) 4/3	B) (√3+1)/2
C) (√3+2)/√3	D) (3√3+2)/6

A) 4/3

B) (√3+1)/2

C) (√3+2)/√3

D) (3√3+2)/6

Answer & Explanation Answer: D) (3√3+2)/6

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Filed Under: Simplification
Exam Prep: Bank Exams

2 1772

If 5x - 4 ≤ 2 - x and 4x + 5 > 2x - 5, then x can take which of the following values?

A) 3	B) 6
C) -7	D) -1

A) 3

B) 6

C) -7

D) -1

Answer & Explanation Answer: D) -1

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Filed Under: Simplification
Exam Prep: Bank Exams , CAT

0 1772

If x=aCosθCosΦ, y = aCosθSinΦ and z= aSinθ, then the value of $x^{2} + y^{2} + z^{2}$ is

A) 2a2	B) 0
C) 4a2	D) a2

A) 2a2

B) 0

C) 4a2

D) a2

Answer & Explanation Answer: D) a2

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1772

The price of an article is cut by 7%, to restore it to its original value, the new price must be increased by

A) 7 percent	B) 33.77 percent
C) 7.53 percent	D) 63.75 percent

A) 7 percent

B) 33.77 percent

C) 7.53 percent

D) 63.75 percent

Answer & Explanation Answer: C) 7.53 percent

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Filed Under: Percentage
Exam Prep: Bank Exams

0 1772

The surface areas of three faces of a cuboid sharing a vertex are 20, 32 and 40 sq. mts. What is the volume of the cuboid in cub. m?

A) √3024	B) 184
C) 160	D) 92

A) √3024

B) 184

C) 160

D) 92

Answer & Explanation Answer: C) 160

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

0 1772

The average weight of two players P and Q of a football team is 38 kg. The average weight of P, Q and their coach T is 49 kg. What is the weight (in kg) of coach?