Question

15 of the students in a English class passed a English test. If these students are 75% of all the students in the class, how many students are in this English class? Round your answer to the nearest whole number if necessary

Answer 1

what he said

Explanation:

Answer 2

Part 1)
`20\ students`

Part 2)
`95\%`

Part 3)
`9\ games`

Explanation:

Part 1) Using proportion

`(15)/(75\%)=(x)/(100\%)\\ \\x=15*100/75\\ \\x=20\ students`

Part 2) Using proportion

`(40)/(100\%)=\frac38}{x\%}\\ \\x=100*38/40\\ \\x=95\%`

Part 3) Using proportion

`(18)/(100\%)=(x)/(50\%)\\ \\x=18*50/100\\ \\x=9\ games`