Quantitative Aptitude - Arithmetic Ability Questions

Q:

The entry ticket at a fun park was increased in the ratio 7 : 9, due to which footfalls fell in the ratio 13 : 11. What is the new daily collection (in Rs), if the daily collection before the price hike was Rs 2,27,500?

A) 237500 B) 247500
C) 232500 D) 242500
 
Answer & Explanation Answer: B) 247500

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

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Q:

If 6A = 11B = 7C; find A : B : C

A) 66:42:77 B) 77:42:66
C) 42:77:66 D) 7:11:6
 
Answer & Explanation Answer: B) 77:42:66

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

Tan 45° + Cosec 60° =

A) (1 + 2√2)/2 B) (√3 + 2)/√6
C) 5/√3 D) (3 + 2√3)/3
 
Answer & Explanation Answer: D) (3 + 2√3)/3

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Three friends J, K and L jog around a circular stadium and complete one round in 12, 18 and 20 seconds respectively. In how many minutes will all the three meet again at the starting point.

A) 5 B) 8
C) 12 D) 3
 
Answer & Explanation Answer: D) 3

Explanation:

All the three friends will meet at the starting point again after X seconds, such that X is the LCM of the times taken by J, K and L to complete one round.

=> LCM of 12, 18 and 20 = 180 seconds = 3 minutes.

Hence 3 minutes is the answer.

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Filed Under: HCF and LCM

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Q:

Two cars travel from city A to city B at a speed of 24 and 32 km/hr respectively. If one car takes 2.5 hours lesser time than the other car for the journey, then the distance between City A and City B is

A) 288 km B) 360 km
C) 240 km D) 192 km
 
Answer & Explanation Answer: C) 240 km

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

Rohan and Mohit together can build a wall in 8 days. Mohit and Vikas build the same wall in 10 days and Vikas and Rohan can build the same wall in 12days. In how many days can all the three complete the same wall while working together?

A) 240/37 B) 120/37
C) 150/37 D) 180/37
 
Answer & Explanation Answer: A) 240/37

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

Ravi sold a smartphone for Rs. 30,000. Had he offered a discount of 10% on the selling price(SP), he would have earned a profit of 35%. What is the cost price?

A) Rs. 20,000 B) Rs. 22,000
C) Rs. 24,000 D) Rs. 26,000
 
Answer & Explanation Answer: A) Rs. 20,000

Explanation:
30,000*90/100 = 27000
27,000 = CP*135*/100
CP = 20000
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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

An article is listed at Rs 2375. A man purchases it at two successive discounts of 50% and 25% and spends Rs 165 on repairing of article. If he sells thearticle at a profit of 62.5%, then what is the selling price (in Rs) of the article?

A) 1467.6 B) 1492.6
C) 1715.39 D) 1467.6
 
Answer & Explanation Answer: C) 1715.39

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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