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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

tanAcosec2A is equal to

A) (1 + tan2A)cotA B) (1 -­ tan2A)cotA
C) √[(1 + tan2A)cotA] D) √[(1 -­ tan2A)cotA]
 
Answer & Explanation Answer: A) (1 + tan2A)cotA

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Filed Under: Simplification
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Q:

What is the value of [(cos 7A + cos 5A)÷(sin 7A – sin 5A)]?

A) tan A B) tan 4 A
C) cot 4 A D) cot A
 
Answer & Explanation Answer: D) cot A

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Q:

Find the degree of the polynomial 8x4 + 2x2y3 + 4

A) 4 B) 5
C) 0 D) 1
 
Answer & Explanation Answer: B) 5

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Q:

The mid points of AB and AC of the Δ ABC are P and Q respectively. If PQ = 6 cm, then the side BC is

A) 10 cm B) 12 cm
C) 8 cm D) 14 cm
 
Answer & Explanation Answer: B) 12 cm

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Q:

A product was sold foe Rs. 4,500 at a profit of 12.5%. What was the amount of profit?

A) Rs. 125 B) Rs. 250
C) Rs. 500 D) Rs. 300
 
Answer & Explanation Answer: C) Rs. 500

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Filed Under: Profit and Loss
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Q:

If sec -7π/4 = x, then the value of x is

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

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Q:

Find the simple interest on Rs. 50 for 6 months at the rate of 10 paise per rupee per month.

A) Rs.35 B) Rs.40
C) Rs.25 D) Rs.30
 
Answer & Explanation Answer: D) Rs.30

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Filed Under: Simple Interest
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Q:

If 2x- 3(4-2x) < 4x - 5 < 4x + 2x/3, then x can take which of the following values?

A) 2 B) 8
C) 0 D) -8
 
Answer & Explanation Answer: C) 0

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