Quantitative Aptitude - Arithmetic Ability Questions

Q:

The ratio of present ages of R and S is 6:7. Before 12 years the ratio of their ages was 9:11. What is R's present age (in years)?

A) 56 B) 48
C) 36 D) 44
 
Answer & Explanation Answer: B) 48

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

If Gangadhar's salary is 3/11 times of Hari's and Shambhu's is 3/4 times of Hari's, what is the ratio of Gangadhar's salary to Shambhu's?

A) 44:9 B) 4:11
C) 9:44 D) 11:4
 
Answer & Explanation Answer: B) 4:11

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Q:

In an army selection process, the ratio of selected to unselected candidates was 9:2. If 80 less had applied and 20 less selected, the ratio of selected to unselected would have been 5:1. How many candidates had applied for the process?

A) 6160 B) 1540
C) 3080 D) 9240
 
Answer & Explanation Answer: C) 3080

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Filed Under: Ratios and Proportions
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

What number should be added to each of the numbers 94, 24, 100 and 26, so that the resulting numbers are in continued proportion?

A) 10 B) 11
C) 9 D) 8
 
Answer & Explanation Answer: B) 11

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Q:

Profit of Rs 187200 has to be divided among three partners Amit, Brijmohan and Chiranjeev in the ratio 1:2:5. How much does Chiranjeev get?

A) Rs. 46800 B) Rs. 23400
C) Rs. 117000 D) Rs. 58500
 
Answer & Explanation Answer: C) Rs. 117000

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Filed Under: Ratios and Proportions
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Q:

If A = 30°, B = 60° and C = 135°, then what is the value of sin3A + cos3B + tan3C  3sin A cos B tan C?

A) 0 B) 1
C) 8 D) 9
 
Answer & Explanation Answer: A) 0

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Filed Under: Simplification
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Q:

If a = 73, b = 74 and c = 75, then what is the value of a3 + b3 + c3  3abc?

A) 365 B) 444
C) 666 D) 999
 
Answer & Explanation Answer: C) 666

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Q:

A bus runs at 50 kmph. If the speed is increased by 10 kmph, it will cover 20 km more in the same time. Find the actual distance covered?

A) 100 km B) 150 km
C) 200 km D) 250 km
 
Answer & Explanation Answer: A) 100 km

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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