Answer:
80
Step-by-step explanation:
Insert the values or x and y into the expression.
=
= 80
Answer:
Step-by-step explanation:
V =

r^2h/3
V = 3.14 x 4^2 x 6/3 (remember r is 1/2 of the diameter)
V = 3.14 x 16 x 2
V = 100.5
2.75 x 100 / .20 = 13.75
double check
$13.75 x 0.25 = $2.75
so answer
The bill was $13.75 <span>for lunch before the tip added</span>