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Q:

Two pipes X and Y can fill an empty tank in 16 hours and 20 hours respectively. Pipe Z alone can empty the completely filled tank in 25 hours. Firstly both pipes X and Y are opened and after 6 hours pipe Z is also opened. What will be the total time (in hours) taken to completely fill the tank?

A) 80/7	B) 67/7
C) 28/3	D) 304/29

Answer & Explanation Answer: D) 304/29

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

Q:

On Selling a toy at 20/31 of the marked price there is a loss of 20%. What will be the ratio of marked price and cost price of the toy?

A) 31 : 18	B) 25 : 18
C) 31 : 25	D) 23 : 18

Answer & Explanation Answer: C) 31 : 25

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

Q:

What is the average of all the one digit, two digit and three digit natural numbers?

A) 300	B) 500
C) 1000	D) 1250

Answer & Explanation Answer: B) 500

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Filed Under: Average
Exam Prep: Bank Exams

Q:

Akash starts a business with Rs 85000 and Payal joins him with Rs 102000. If the profit at the end of a year is divided in the ratio 1 : 1, then after how many months did Payal join Akash?

A) 3	B) 2
C) 9	D) 8

Answer & Explanation Answer: B) 2

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

Q:

The incomes of P and Q are in the ratio 4 : 7 and their expenditures are in the ratio 3 : 7. If P saves Rs 10000 and Q saves Rs 7000, then what will be the income (in Rs) of P?

A) 28000	B) 23000
C) 30000	D) 19000

Answer & Explanation Answer: A) 28000

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

Q:

If the side of the equilateral triangle is 8√3 cm, then what is the length (in cm) of the in radius of the triangle?

A) 2	B) 4
C) 8√3	D) 16√3

Answer & Explanation Answer: B) 4

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

Q:

Choose the correct option for the figure shown below.

A) ∡AOP =∡AOQ	B) ∡OAP = ∡OQA
C) AO=OQ	D) AP=AO

Answer & Explanation Answer: A) ∡AOP =∡AOQ

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

Q:

If $a^{2} + \frac{1}{a^{2}} = 38$ , then find the value of $(a - \frac{1}{a})$ ?

A) 2	B) 4
C) 6	D) 8

Answer & Explanation Answer: C) 6

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Filed Under: Simplification
Exam Prep: Bank Exams

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