Quantitative Aptitude - Arithmetic Ability Questions

Q:

If 3cos2x - 2sin2x = -0.75 and 0° x  90°, then x = ?

 

A) 30 deg B) 90 deg
C) 60 deg D) 45 deg
 
Answer & Explanation Answer: C) 60 deg

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

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

A) 140 → 45 B) 110 → 35
C) 100 → 30 D) 80 → 25
 
Answer & Explanation Answer: C) 100 → 30

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Filed Under: Odd Man Out
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Q:

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

 

A) (6, 25, 19) B) (9, 36, 28)
C) (7, 29, 22) D) (5, 21, 16)
 
Answer & Explanation Answer: B) (9, 36, 28)

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

A shop keeper purchased 15 kg of sugar and 20 kg of wheat at Rs. 50 and Rs. 75 per kg respectively. On selling them, he gained 10% on sugar and 20% on wheat. What was the total sale vale?

A) Rs. 2550 B) Rs. 2625
C) Rs. 1800 D) Rs. 1575
 
Answer & Explanation Answer: B) Rs. 2625

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

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Q:

Two trains are moving in the same direction at the speed of 42 km/hr and 84 km/hr, their lengths are 320 metres and 380 metres respectively. What is the time taken (in seconds) by faster train to cross the slower train?

A) 60 B) 80
C) 90 D) 120
 
Answer & Explanation Answer: A) 60

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

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Q:

Find the greatest number which on dividing 1580 and 3800 leaves remainders 8 and 1 respectively.

A) 262 B) 131
C) 65.5 D) 393
 
Answer & Explanation Answer: B) 131

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Filed Under: Problems on Numbers
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Q:

The curved surface area and the slant height of a right circular cone are 858 cm² and 13 cm respectively. Find its diameter (in cm).

 

A) 21 B) 42
C) 84 D) 63
 
Answer & Explanation Answer: B) 42

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Filed Under: Volume and Surface Area
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Q:

Pipe A can fill an empty cistern in 4 hours while along with Pipe B it can fill it up in 3 hours. Only Pipe A is turned on for an hour after which Pipe B is also turned on. How much total time will it take to fill up the cistern?

A) 3 hrs 20 min B) 3 hrs 25 min
C) 3 hrs 15 min D) 3 hrs
 
Answer & Explanation Answer: C) 3 hrs 15 min

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

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