Quantitative Aptitude - Arithmetic Ability Questions

Q:

Find the unit place digit in 192102 + 193103

A) 0 B) 1
C) 3 D) 5
 
Answer & Explanation Answer: B) 1

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Q:

If tanA = x, then x is

A) √(cosec2A + 1) B) √(sec2A + 1)
C) √(cosec2A - 1) D) √(sec2A - 1)
 
Answer & Explanation Answer: D) √(sec2A - 1)

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Q:

The angle of elevation of the top of a tower from a point A on the ground is 30°. On moving a distance of 20 metres towards the foot of the tower to a point B, the angle of elevation increases to 60°. The height of the tower in meters is

A) √3 B) 5√3
C) 10√3 D) 20√3
 
Answer & Explanation Answer: C) 10√3

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Q:

Find the odd word/letters/number from the given alternatives.

A) 43-­6 B) 28­-4
C) 50­-7 D) 36­-5
 
Answer & Explanation Answer: B) 28­-4

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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) Border Security Force B) Central Reserve Police Force
C) Indo­Tibetan Border Police Force D) Indian Air Force
 
Answer & Explanation Answer: D) Indian Air Force

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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) BJRZ B) MUC
C) GOWE D) SAIR
 
Answer & Explanation Answer: D) SAIR

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Q:

The compound interest on Rs. 64,000 for 3 years, compounded annually at 7.5% p.a. is Rs. 64,000

A) Rs. 14,400 B) Rs. 15,705
C) Rs. 15,507 D) Rs. 15,075
 
Answer & Explanation Answer: C) Rs. 15,507

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Q:

The length of one side of a rhombus is 41 cm and its area is 720 sq.cm. What is the sum of the lengths of its diagonals?

A) 82 cm B) 90 cm
C) 98 cm D) 80 cm
 
Answer & Explanation Answer: C) 98 cm

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