Decimals

Q.

Express the ratio 24 : 25 as a percentage.

1. 92 %

2. 93 %

3. 96 %

4. 95 %

Q.

Sonali invests $15\%$ of her monthly salary in insurance policies.She spends $55\%$ of her monthly salary on shopping and household expenses.She saves the remaining amount of ₹ 12, 750. What is Sonali’s monthly income?

1. ₹ 42, 500

2. ₹ 38, 800

3. ₹ 40, 000

4. ₹ 35, 500

Q. Convert each of the following into the decimal form:

(i) 25.2%
(ii) 0.15%

Q. Express $7\frac{1}{2}$% as a decimal number.

1. 0.086
2. 0.75
3. 0.075
4. 0.087

Q.

The ratio of number of boys to that of girls in a class is 3:2. Find the percentage of boys in the class.

1. 50%

2. 30%

3. 60%

4. 80%

Q.

The ratio of number of boys to that of girls in a class is 3:2. Find the percentage of boys in the class.

1. 50%

2. 30%

3. 80%

4. 60%

Q. Express 150% as a fraction.

1. $\frac{3}{5}$
2. $\frac{5}{2}$
3. $\frac{2}{3}$
4. $\frac{3}{2}$

Q. Express 75% as a fraction.

1. $\frac{4}{3}$
2. $\frac{3}{4}$
3. $\frac{3}{5}$
4. $\frac{4}{5}$

Q.

How do you convert $\frac{1}{3}$ into a decimal and percent?

Q.

$35$% of 80 is :

1. 20

2. 2

3. 0.2

4. 0.002

Q.

Question 65

In questions 60 to 79, state whether the statements are True or False.
$75\%=\frac{4}{3}$

Q. How large Decimal numbers can be expressed in exponential form
Please give one example

Q.

When 50% is converted into a fraction, the resultant fraction will be ______

1. 1/2

2. 1/4

3. 1/8

4. 1/3

Q. Express 12.5 percent as a fraction

1. $\frac{1}{4}$
2. $\frac{1}{8}$
3. $\frac{1}{32}$
4. $\frac{1}{16}$

Q. Express 150% as a decimal.

1. 15
2. 150
3. 0.15
4. 1.5

Q. Find the value of the following :
$\frac{19}{4}$% of 563_____
55% of 750_____

Q.

The ratio of number of boys to that of girls in a class is 3:2. Find the percentage of boys in the class.

1. 40

2. 50

3. 20

4. 30

Q. 0.37 can be written as $\frac{37}{100}$.

1. True
2. False

Q. Arrange the following in the increasing order of their values from top to bottom.

1. 50% of 80
2. 20% of 500
3. 25% of 200
4. 30% of 100

Q.

When 50% is converted into a fraction, the resultant fraction will be ______.

1. $\frac{1}{4}$

2. $\frac{1}{8}$

3. $\frac{1}{3}$

4. $\frac{1}{2}$

Q.

Convert $50\%$ into a fraction.

1. $\frac{1}{4}$

2. $\frac{1}{8}$

3. $\frac{1}{3}$

4. $\frac{1}{2}$

Q. The decimal representation of is
(a) a terminating decimal
(b) a non-terminating, repeating decimal
(b) a non-terminating and non-repeating decimal
(d) none of these

Q. Express $\frac{3}{4}$ in terms of percentage.

1. 72%
2. 75%
3. 28%
4. 31%

Q.

When 50% is converted into a fraction, the resultant fraction will be ______.

1. $\frac{1}{4}$

2. $\frac{1}{8}$

3. $\frac{1}{3}$

4. $\frac{1}{2}$

Q.

Sonali invests $15\%$ of her monthly salary in insurance policies.She spends $55\%$ of her monthly salary on shopping and household expenses.She saves the remaining amount of ₹ 12, 750. What is Sonali’s monthly income?

1. ₹ 42, 500

2. ₹ 38, 800

3. ₹ 40, 000

4. ₹ 35, 500

Q.

When 50% is converted into a fraction, the resultant fraction will be ______

1. 1/8

2. 1/2

3. 1/3

4. 1/4

Q.

Q.

The cost of an apartment was ₹42 lakh. After 6 months, there was a 10% increase in its price, what is the new cost of the apartment?

1. ₹ 42, 20, 000

2. ₹ 46, 20, 000

3. ₹ 44, 20, 000

4. ₹ 44, 60, 000

Q. Simplify: $35\frac{5}{7}\%$ of $6510+77\frac{7}{9}\%$ of $5886$

Q. $12\frac{1}{2}$% of .......... = 35% of 700

1. $490$
2. $500$
3. $1960$
4. $1800$