$5.12
Each pie requires 1/2 a cup of lemon juice, you make 2 pies so you need a cup of lemon juice. There are 16 tbsp to a cup, each lemon has 2 tbsps of juice, so you’ll need 8 lemons. Each lemon cost $0.64
8*0.64= $5.12
The volume of a cylinder =
V=

V = 3.14 X

X18
V = 2769.48
Or if you want exact number using 3.14159...
V = 2770.88 <span />
The answer is 1/9:
.9*10=9
9^-1=1/9