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Q:

P alone can do a piece of work in 8 days and Q alone can do the same work in 10 days. In how many days will both together complete the same work?

A) 40/9	B) 20/9
C) 60/7	D) 40/7

Answer & Explanation Answer: A) 40/9

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Filed Under: Time and Work
Exam Prep: Bank Exams

Q:

What is the simplified value of $\sqrt{\frac{{(0.04)}^{2} + {(0.21)}^{2} - 0.0084}{{(0.04)}^{3} + {(0.21)}^{3}}}$

A) 0.5	B) 2
C) 10.25	D) 10.3

Answer & Explanation Answer: B) 2

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

Abhishek marks the price of his laptop 60% above the cost price. If he gives a discount of 30% on the marked price, then what is the profit percentage?

A) 30	B) 12
C) 15	D) 14

Answer & Explanation Answer: B) 12

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

Q:

The difference between cost price and selling price is Rs 576. If the profit percentage is 16%, then what is the cost price (in Rs)?

A) 3024	B) 4176
C) 3600	D) 3800

Answer & Explanation Answer: C) 3600

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Filed Under: Profit and Loss
Exam Prep: AIEEE , Bank Exams

Q:

A sum becomes Rs 10000 in 10 years on simple interest at the rate of 10% per annum. What is the total interest (in Rs) of the 10 years?

A) 4000	B) 5000
C) 2500	D) 4500

Answer & Explanation Answer: B) 5000

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Filed Under: Simple Interest
Exam Prep: Bank Exams , CAT

Q:

The average height of 50 bats is 126 cm. Some bats of average height 120 cm are removed. If the new average height is 130 cm, then how many bats are remaining?

A) 12	B) 20
C) 16	D) 30

Answer & Explanation Answer: D) 30

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Filed Under: Average
Exam Prep: Bank Exams

Q:

Two mixtures have milk and water in the ratio 1 : 4 and 3 : 2 respectively. In what ratio two types of mixtures have to be mixed to get a new mixture having ratio of milk and water as 1 : 1?

A) 4 : 3	B) 5 : 3
C) 3 : 2	D) 1 : 3

Answer & Explanation Answer: D) 1 : 3

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Filed Under: Alligation or Mixture
Exam Prep: AIEEE , Bank Exams

Q:

If P/Q = R/S = T/U = 3/4 is (4P + 5R + 7T) : (3Q + 4S + 7U)?

A) 12:19	B) 6:7
C) 3:4	D) 5:8

Answer & Explanation Answer: B) 6:7

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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