Quantitative Aptitude - Arithmetic Ability Questions

Q:

Arun took a loan of Rs. 29000 with simple interest for as many years as the rate of interest. If he paid Rs. 10440 as interest at the end of the loan period, what was the rate of interest?

A) 5.5% B) 6%
C) 6.5% D) 7%
 
Answer & Explanation Answer: B) 6%

Explanation:

Principle amount = Rs. 29000

Interest = Rs. 10440

Let rate of interest = r%

=> So, time = r years

According to the question,

10440 = 29000 x r x r/100

290 x r x r = 10440

r x r = 1044/29 = 36

r = 6

 

Hence, the rate of interest = 6% and time = 6 yrs.

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Filed Under: Simple Interest
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Q:

A shopkeeper sells a table at a discount of 20% and earns a profit of 60%. If he sells the same table at 40% discount, then what will be his new profit percent?

A) 20 B) 30
C) 35 D) 40
 
Answer & Explanation Answer: A) 20

Explanation:
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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

A bank offers 10% compound interest per half year. A customer deposits Rs. 5200 each on 1st January and 1st July of a year. At the end of the year, the amount he would have profit by way of interest is:

A) Rs 3224 B) Rs 1612
C) Rs 806 D) Rs 403
 
Answer & Explanation Answer: B) Rs 1612

Explanation:
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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

2% of a = b, then b% of 10 is the same as:

A) 200% of a B) 20% of a/100
C) 20% of a/10 D) 200% of a/10
 
Answer & Explanation Answer: C) 20% of a/10

Explanation:
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Filed Under: Percentage
Exam Prep: Bank Exams

11 3151
Q:

A used car dealer sells a car for Rs 7.6 lakhs and makes some loss. If he had sold it for Rs 9.2 lakhs his profit would have been thrice his loss. What was the cost price of the car (in Rs lakhs)?

A) 8.5 B) 8.75
C) 8.25 D) 8
 
Answer & Explanation Answer: D) 8

Explanation:
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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

If 5A = 13B = 7C; find the value of A : B : C.

A) 91:35:65 B) 65:35:91
C) 35:91:65 D) 7:13:5
 
Answer & Explanation Answer: A) 91:35:65

Explanation:
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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

5% of 400000?

A) 4000 B) 16000
C) 8000 D) 20000
 
Answer & Explanation Answer: D) 20000

Explanation:

5% of 400000

= 5 x 400000/100

= 20,000

 

Hence, 5% of 4,00,000 = 20,000

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Filed Under: Percentage
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Q:

One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill tank in 36 min, then the slower pipe alone will be able to fill the tank in ?

A) 85 min B) 92 min
C) 187 min D) 144 min
 
Answer & Explanation Answer: D) 144 min

Explanation:

Let the slower pipe alone fill the tank in x min.

Then, faster pipe will fill it in x/3 min.

1/x + 3/x = 1/36 

4/x = 1/36 => x = 144 min.
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Filed Under: Pipes and Cistern
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