Quantitative Aptitude - Arithmetic Ability Questions

Q:

A sum of money is invested at 20% compound interest (compounded annually). It would fetch Rs. 723 more if interest is compounded half-yearly. The sum

A) Rs.15,000 B) Rs.30,000
C) Rs.20,000 D) Rs.7,500
 
Answer & Explanation Answer: B) Rs.30,000

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

In the following question, select the odd word from the given alternatives.

A) Sea B) Ocean
C) Lake D) Marsh
 
Answer & Explanation Answer: D) Marsh

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

Area of circle is equal to the area of a rectangle having perimeter of 50 cms. and length more than the breadth by 3 cms. What is the diameter of the circle?

A) 7 cms B) 21 cms
C) 28 cms D) 14 cms
 
Answer & Explanation Answer: D) 14 cms

Explanation:

Let the breadth of rectangle be x cm => Length of rectangle = (x+3) cm Now, perimeter =2(x+x+3) = 50 => 2x + 3 = 25 => x = 11 Thus, breadth = 11 cm and length = 14 cm Area of circle = Area of rectangle =>pi * r* r = 14 * 11 =>r*r = 14 * 11 * 7/22 =>r = 7 cm Diameter = 2 * 7 = 14 cm

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Filed Under: Area

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Q:

(1 + sec 20° + cot 70°)(1 - cosec 20° + tan70°) is equal to

A) 0 B) 1
C) 2 D) 3
 
Answer & Explanation Answer: C) 2

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Cost price of a pen is 50 Rs. and that of notebook is 140 Rs. If pen is sold at 200% profit, then to purchase 10 such note books how many pens are required to sell if only profit money is used to buy notebooks?

A) 14 B) 18
C) 15 D) 20
 
Answer & Explanation Answer: A) 14

Explanation:

C.P. of 10 note books ⇒ 140 × 10 = 1400 Rs.
Profit on selling one pen ⇒ 50×200/100 = Rs 100
Number of pen required ⇒ 1400/100 = 14

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Q:

Ram and Hari can cut 12 kgs nuts in 2 days. After 5 days, Hari left the work. Ram took 8 more days to cut the rest of the nuts. If total of 58 kgs of nuts were cut, the time taken by Hari to cut 10 kg of nuts is

A) 1 day B) 2 days
C) 3 days D) 4 days
 
Answer & Explanation Answer: D) 4 days

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Filed Under: Time and Work

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Q:

A vendor buys some lemons at the rate of 11 for Rs 10 and sells at the rate of 4 for Rs 5. What will be the result?

A) 37.5 percent loss B) 27.27 percent gain
C) 37.5 percent gain D) 27.2 percent loss
 
Answer & Explanation Answer: C) 37.5 percent gain

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

In what time will a train, 60 metres long, running at the rate of 36 km/hr pass a telegraph post?

A) 9 seconds B) 8 seconds
C) 7 seconds D) 6 seconds
 
Answer & Explanation Answer: D) 6 seconds

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

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