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Q:

In two types of brass, the ratios of Copper to Zinc are 8:3 and 15:7 respectively. If the two types of brass be melted and mixed in the ratio 5:2 a new type of brass is obtained. The ratio of Copper to Zinc in this new type of brass is

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

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

Q:

The ratio of the number of boys and girls in a school is 3:2. If 20% of the boys and 25% of the girls are scholarship holders, the percentage of the school students who are not scholarship holders is

A) 56 B) 78
C) 70 D) 80
 
Answer & Explanation Answer: B) 78

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Filed Under: Percentage
Exam Prep: Bank Exams

Q:

Two bottles contain acid and water in the ratio 2 : 3 and 1 : 2 respectively. These are mixed in the ratio 1 : 3. What is the ratio of acid and water in the new mixture ?

A) 7:13 B) 11:57
C) 23:37 D) 1:3
 
Answer & Explanation Answer: A) 7:13

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

Q:

If the three numbers in the ratio 3:2:5 be such that the sum of the squares is equal to 1862 then which number is the middle one.

A) 16 B) 14
C) 13 D) 15
 
Answer & Explanation Answer: B) 14

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

Q:

The ratio of number of boys to the number of girls in a school of 432 pupils is 5 : 4. When some new boys and girls are admitted, the number of boys increase by 12 and the ratio of the boys to girls changes to 7 : 6. The number of new girls admitted is

A) 12 B) 14
C) 24 D) 20
 
Answer & Explanation Answer: C) 24

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

Q:

Find the fraction which bears the same ratio to 1/27 that 3/7 does to 5/9 .

A) 5/9 B) 1/35
C) 45/7 D) 7/45
 
Answer & Explanation Answer: B) 1/35

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

Q:

A shopkeeper increases the price of an object by 40% and then sells it at 25% discount on the marked price. If the selling price of such an object be Rs. 2100, its cost price for the shopkeeper was ?

A) 3000 B) 1500
C) 1750 D) 2000
 
Answer & Explanation Answer: D) 2000

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

Q:

A dealer is selling an article at a discount of 5% on the Marked price. If the Marked price is 12% above the cost price and the article was sold for Rs. 532 then the cost price is (in Rs.)

A) 500 B) 525
C) 505 D) 520
 
Answer & Explanation Answer: A) 500

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Filed Under: Percentage
Exam Prep: Bank Exams