Quantitative Aptitude - Arithmetic Ability Questions

Q:

If cot(A/2) = x, then the value of x is

A) √[(1 + cosA)/(1 -­ cosA)] B) cosecA -­ cotA
C) √[(1 -­ cosA)/2] D) √[(1 + cosA)/2]
 
Answer & Explanation Answer: A) √[(1 + cosA)/(1 -­ cosA)]

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Q:

A shopkeeper, sold dried apricots at the rate Rs 1210 a kg and bears a loss of 12%. Now if he decides to sell it at Rs 1331 per kg, what will be the result?

A) 6.4 percent loss B) 3.2 percent gain
C) 6.4 percent gain D) 3.2 percent loss
 
Answer & Explanation Answer: D) 3.2 percent loss

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

A trader had 12 quintals of wheat. He sold a part of it at 13% profit and the rest at 23% profit, so that he made a total profit of 17 %. How much wheat did he sell at 23% profit?

A) 720 kg B) 240 kg
C) 480 kg D) 960 kg
 
Answer & Explanation Answer: C) 480 kg

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Q:

In the given figure, PQR is an equilateral triangle with side as 12 cm. S and T are the mid points of the sides PQ and PR respectively. What is the area (in sq.cm) of the shaded region?

A) 10√3 B) 12√3
C) 9√3 D) 14√3
 
Answer & Explanation Answer: B) 12√3

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

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Q:

A man travelled a distance of 60 km in 7 hours. He travelled partly on foot @ 6 km/hr and partly on bicycle @ 12 km/hr. What is the distance (in kms) travelled on foot?

A) 15 B) 9
C) 48 D) 24
 
Answer & Explanation Answer: D) 24

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

In ABC if the median AD=1/2 BC, then BAC is

A) 90° B) 45°
C) 60° D) 75°
 
Answer & Explanation Answer: A) 90°

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Q:

What will come in the place of question mark (?) in the following question (You do not have to calculate the exact value)?

√(3099.985 ÷ 62.001 + 14.001) = ?

A) 8 B) 13
C) 18 D) 23
 
Answer & Explanation Answer: A) 8

Explanation:

Ans. 
√(3100 ÷ 62 + 14) = ?
√(50 + 14) = ?
√64 = ?
? = 8

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Exam Prep: AIEEE , Bank Exams , GATE

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Q:

A man travelled a distance of 60 km in 7 hours. He travelled partly on foot @ 6 km/hr and partly on bicycle @ 12 km/hr. What is the distance (in kms) travelled on foot?

A) 15 B) 9
C) 48 D) 24
 
Answer & Explanation Answer: D) 24

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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