30173

Question

A school's drama club has 7 girls and 9 boys.

4 girls and some boys then joined the club.

The number of boys in the club is now double the number of girls.

How many boys joined the club?

Worked Solution

Girls in club = 7 + 4
= 11

\Rightarrow Total boys required = 2 ×\times 11
= 22

\therefore Boys that joined = 22 - 9
= 13

Variant 0

DifficultyLevel

566

Question

A school's drama club has 7 girls and 9 boys.

4 girls and some boys then joined the club.

The number of boys in the club is now double the number of girls.

How many boys joined the club?

Worked Solution

Girls in club = 7 + 4
= 11

\Rightarrow Total boys required = 2 ×\times 11
= 22

\therefore Boys that joined = 22 - 9
= 13

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
correctAnswer
13

Answers

Is Correct?Answer
x

5

13

x

17

x

22

Tags

  • ch_ratio