Answer:
B y is 3/4 of (x+y)
Step-by-step explanation:
a : is the same thing as a division sign or a fraction bar
so 1 : 3 = 1/3
this ratio says that for every 1 of x, there are 3 y's.
so 1x = 3y or y = 1/3x
x = 1; y = 3
x + y = 4
y / (x+y)
3 / 4
y is 3/4 of (x+y)
