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Q:

Robin can do a work in 10 hours. Pradeep and Robin together can do the same work in 4 hours. Pradeep and Nitin together can do the samework in 5 hours. In how many hours Nitin alone can complete the same work?

A) 12 B) 15
C) 18 D) 20
 
Answer & Explanation Answer: D) 20

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Filed Under: Time and Work

Q:

If the value of √42 is approximately 6.480, then what is the approximate value of √(6/7)?

A) 0.925 B) 0.935
C) 0.945 D) 0.955
 
Answer & Explanation Answer: A) 0.925

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Filed Under: Simplification

Q:

If the ratio of marked price and selling price is 11 : 10, then what is the discount percentage?

A) 11.11 B) 17.28
C) 12.5 D) 9.09
 
Answer & Explanation Answer: D) 9.09

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Filed Under: Percentage

Q:

A certain sum of money becomes double of itself in 15 years at a rate of simple interest. In how many years will it become 5 times of itself at the same rate of simple interest

A) 45 B) 37.5
C) 75 D) 60
 
Answer & Explanation Answer: D) 60

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Filed Under: Simple Interest

Q:

Of the 5 subjects, the average marks of Rakesh in first 3 Subjects was 79 and the average marks in the last 3 subjects was 86. If his marks in the third subject was 80, then what was his average marks in all the 5 subjects?

A) 81 B) 82
C) 83 D) 85
 
Answer & Explanation Answer: C) 83

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Filed Under: Average
Exam Prep: Bank Exams

Q:

A, B and C start a business and the ratio of their investment is 8 : 5 : 3. If at the end the ratio of their profits is 4 : 15 : 6, then what is the ratio of time period of their investment?

A) 1 : 6 : 5 B) 2 : 3 : 4
C) 1 : 6 : 4 D) 2 : 6 : 3
 
Answer & Explanation Answer: C) 1 : 6 : 4

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

Q:

The ratio of incomes of C and D is 3 : 2. Ratio of income of D and E is 5 : 4. If one-third of C’s income is Rs 4000 more than the half of E’s income, then what is the D’s income (in Rs)?

A) 40000 B) 43000
C) 50000 D) 60000
 
Answer & Explanation Answer: A) 40000

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

Q:

If four angles of a quadrilateral are (6x-18), (80-4x), (4x+14), (12x-58), then find the value of the smallest angle of the quadrilateral.

A) 40 B) 100
C) 180 D) 200
 
Answer & Explanation Answer: A) 40

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Filed Under: Quantitative Aptitude - Arithmetic Ability