.05n + $28 = $50.50
(.05n = $22.50)100
5n = 2250
n= 450 calls
She would be 12 years old as 12•3 is equal to 36 years. (:
Formula: V = PI x r^2 x H
Volume = 3.14 x 4^2 x 10
Volume = 3.14 x 16 x 10
Volume = 3.14 x 160
Volume = 160π or 502.4 units^3
Answer:
$17.20
Step-by-step explanation:
Total commission = cost x percent commission rate
86 x 20 % = 17.20
Total commission = $17.20
