1) x/30 = 3/10

2) 5/15 = x/9

3) x/15 = 5/75

4) 2/x = 6/30

5) x/20 = 2/10

6) x/5 = 12/6

7) 3/8 = x/4

8) 6/5 = 18/x

9) 4/x = 9/15

10) 2/7 = 8/x

11) 4/x = 25/24

12) 6/x = 18/8​

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.