Which quantity is proportional to 45⁄3? Check all that are true.

90⁄10

30⁄1

135⁄6

90⁄6

15⁄1

The fractions that are proportional to 45/3:

90/6

15/1

1. is 4 and 2. is 3

step-by-step explanation:

so if you look at the first one you see that 1 is to 4 and 2 is to 8 and so on, so you can see for every 1 there is a times 4 so if it were 3 then it would be 3*4 and it is 12

for number 2 it is 3 because 1 is to 3 and 2 is to 6 so for every 1 there is 3 so if it were 3 then there would be 3*3 = 9