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Quantitative Aptitude - Arithmetic Ability

Quantitative Aptitude - Arithmetic Ability Questions

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A man starts walking at 6.30 a.m. and wants to cover a distance of 30km. His initial speed is 6 kmph and after covering three-fifth distance, he reduces his speed by 2 kmph. At what time will he complete his walk?

A) 11.00 am	B) 12.30 pm
C) 11.30 pm	D) 12.00 pm

A) 11.00 am

B) 12.30 pm

C) 11.30 pm

D) 12.00 pm

Answer & Explanation Answer: B) 12.30 pm

Explanation:

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Filed Under: Time and Distance
Exam Prep: Bank Exams

5 1808

Factors of 36 -

A) 72	B) 108
C) 144	D) 18

A) 72

B) 108

C) 144

D) 18

Answer & Explanation Answer: D) 18

Explanation:

From the given options,

72, 108, 144 are multiples of 36.

18 is the only factor of 36.

Factors of 36 are - 1, 2, 3, 4, 6, 9, 12, 18.

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

0 1808

In ΔPQR, S and T are points on side PQ and PR respectively. ST is parallel to QR. If lengths of PS, SQ and PR are 6 cm, 9 cm and 12.5 cm respectively, what is the length of TR?

A) 7.5 cm	B) 5 cm
C) 10 cm	D) 2.5 cm

A) 7.5 cm

B) 5 cm

C) 10 cm

D) 2.5 cm

Answer & Explanation Answer: A) 7.5 cm

Explanation:

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

1 1808

What is the value of sin 7π/4c?

A) 1/√2	B) 2/√3
C) 1/√2	D) 2/√3

A) 1/√2

B) 2/√3

C) 1/√2

D) 2/√3

Answer & Explanation Answer: C) 1/√2

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

1 1807

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

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1807

If 3√2 + √18 + √50 = 15.55, then what is the value of √32 + √72?

A) 13.22	B) 10.83
C) 14.13	D) 16.54

A) 13.22

B) 10.83

C) 14.13

D) 16.54

Answer & Explanation Answer: C) 14.13

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1807

Three clocks are designed to alarm in every hour, two hours and three hours respectively. If they all alrmed together three hours before, then after how many hours will they next alarm together?