If 1/20 of the student body were born in a country other than the United States, and of those students, 4/7 were born in Puerto Rico, what portion of the student body were born in Puerto Rico?

1/35

Step-by-step explanation:

Number of students born in a country other than the United States = 1/20

Also, 4/7 of 1/20 were born in Puerto Rico

Portion of the student body born in Puerto Rico is therefore = 4/7 of 1/20

4/7 x 1/20

Multiply through

4/140

1/35

add an image

step-by-step explanation:

sinn is the total amount of students now and m were the students before, you subtract them both (n-m) and divide that by m. then, since to get a percentage from a fraction you have to multiply by 100, your answer should look like this: n-m/m*100

step-by-step explanation: