Fraction of a Set

In a class of 30 students,
2/3 are girls.
How many girls are there in the class?

• 10
• 20
• 24
• 30

There are 50 mangoes in the fruit box.
4/5 of those are ripe (yellow) and the rest are green mangoes.
How many green mangoes are there?

• 10

• 20

• 30

• 40

Mrs. Ching made some sandwiches.
4/9 of those were ham sandwiches and the rest were tuna sandwiches.
She prepared 12 ham sandwiches.
How many sandwiches did she made in all?

• 27
• 30
• 33
• 36

Sheila ordered some roses for her mom and sister.
She gave 5/8 of the roses to her mom and the rest to her sister.
She gave her sister 9 roses. How many roses did Sheila order?

• 8

• 9

• 12

• 24

Carlo bought some pens. 3/4 of the pens are black and the rest are green.
If Carlo bought 11 green pens, how many black pens did he buy?

• 11
• 22
• 33
• 44

Gina took a Math long test and got 60 correct answers.
If 4/5 of the total questions were correctly answered by Gina,
how many questions were there in the long test?

• 65
• 70
• 75
• 80

What is ⅗ of 30?

• 6

• 12

• 18

• 24

4/7 of a number is 16. What is the Number?

• 32

• 28

• 12

• 20

Which of these diagrams shows 3/5 of 35?

• 
• 
• 
• 

In a market, $\frac{2}{3}$  of the sellers sell meat. There are 30 sellers who sell meat. How many sellers are there in total at the market?

• 45

• 40

• 30

• other