Relation between Fraction, Decimal and Percentage

Q.

In an election between two candidates, 75% of the voters cast their votes, out of which 2% of the votes were declared invalid. A candidate got 9261 votes which were 75% of the total valid votes. Find the total number of enrolled voters.

1. 9261

2. 2600

3. 26800

4. 16800

Q. Evaluate: 28% of 450 + 45% of 280

1. 126
2. 450
3. 280
4. 252

Q.

Convert 0.75 into percentage.

1. 
2. 
3. 
4. 

Q.

What is $30\%$ of $120$?

Q.

$\text{In a birthday party}\frac{6}{8}\text{th of the cake was}$$\text{eaten by few children. Sam ate}\frac{4}{5}\text{th of the}$ $\text{remaining cake. What percentage}$ $\text{of the whole cake did Sam eat?}$

1. 25%

2. 16.66%

3. 12.5%

4. 20%

Q.

What percentage is 9 out of 27 parts?

1. 30%

2. 35%

3. 25%

4. 33.33%

Q.

What will be the fraction of 20%?

1. $\frac{1}{5}$

2. $\frac{2}{10}$

3. $\frac{10}{2}$

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

Q.

70% of the students in a school come by the school bus. If there are 750 students in the school, how many use the school bus?

Q. Appu's grandmother gave him Rs 500 as pocket money. He bought a new dress for his sister which cost him Rs 400. What percent of his pocket money did he spend on buying the dress?

1. 40
2. 30
3. 20
4. 25

Q. What will be the first proportion when third proportion is 5. Second proportion is 4 more than the first proportion and fourth proportion is 7 more than the third proportion.

1. 7
2. 20
3. $\frac{7}{20}$
4. $\frac{20}{7}$

Q.

Express 87.5% of 0.80 as a fraction in its simplest form.

1. $\frac{7}{11}$

2. $\frac{7}{10}$

3. $\frac{3}{10}$

4. $\frac{63}{100}$

Q. Convert 3/6 into percentage.

1. 50%
2. 75%
3. 25%
4. 32%

Q. Convert 38.5% to a decimal fraction.

1. 38.5
2. 0.3
3. 0.385
4. 3.85

Q.

Fractions, decimals and percentages are different ways of representing the same number. State true or false.

1. True
2. False

Q. Question 4 (b)
Find
b) $1\%of1hour$

Q.

The Percentage of $\frac{4}{5}is80\%$

1. True
2. False

Q.

To make a cake, we use 200 g sugar, 200 g butter, 100 g egg yolk, 200 g flour, and 100 g milk. What percentage of butter is present in the cake?

1. 21 %

2. 23 %

3. 25 %

4. 27 %

Q. Question 3 (i)
Estimate what part of the figures is colored and hence find the per cent which is colored.

Q.

Choose the correct option ?

If the first, second, and fourth terms of a proportion be $16,24$ and $54$respectively, then its third term is :

1. 32

2. 48

3. 36

4. 28

Q. Change 0.058 into percentage.

1. 58%
2. 5.8%
3. 56
4. 0.58%

Q. Convert the ratio 2 : 8 to its equivalent fraction.

1. 2/8
2. 4/8
3. 1/4
4. 6/8

Q.

What percentage of the picture is coloured green?

1. 6%
2. Cannot say
3. 8%
4. 100%

Q.

A 7 kg bag is filled with a mixture of sand and salt. It contains $2\frac{4}{5}\%$ of salt in it. Find the amount of salt it contains in grams.

1. 200 grams

2. 220 grams

3. 186 grams

4. 196 grams

Q. What is 36% of 80?

1. 28.8
2. 36
3. 288
4. 80

Q.

Convert 0.75 into percentage.

1. 
2. 
3. 
4. 

Q.

The number of boys in a class is 20. If 60% of the class are girls, what is the strength of the class?

1. 60

2. 45

3. 40

4. 50

Q.

Write 75% as a fraction.

1. 
2. 
3. 
4. 

Q.

What is $40\%$ of $32$?

Q.

Change 0.058 into percentage.

1. 5.8%
2. 0.58%
3. 58%
4. 56

Q.

If $9:a::a:16$, then $a$$=$