Answer:
The ratio is 3/4: 2
The value of the ratio is 3/8
The amount of club soda is 3/8 times the amount of white grape juice
4/10 = 40/100
40/100 + 55/100 = 95/100
95/100 is your answer
simplest form: 19/20
hope this helps
P=2*(5ft +7 ft)
P=2*12 ft
P=24 ft - is the answer