Question

Question 1.

Express the following in decimal form:

(a) 12%

(b) 25%

Question 2.

Evaluate the following:

(a) 20% of 400

(b) 121

2

% of 625

Question 3.

If 20% of x is 25, then find x.

Question 4.

Express the following as a fraction

(a) 35%

(b) 64%

Question 5.

Express the following into per cent

(а) 13

5

(b) 2 : 5

Question 6.

There are 24% of boys in a school. If the number of girls is 456, find the total number of

students in the school.

Question 7.

The cost of 15 articles is equal to the selling price of 12 articles. Find the profit per cent.

Question 8.

An article is marked at ₹ 940. If it is sold for ₹ 799, then find the discount per cent.
Question 9.

A watch was bought for ₹ 2,700 including 8% VAT. Find its price before the VAT was

added.

Question 10.

Find the amount if ₹ 2,000 is invested for 2 years at 4% p.a. compounded annually.​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

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