Macy wants to buy a skateboard for $42. She has $95 in her account. She spent $12.99 to buy stationary. She also wants to buy some ice cream bars for $3.07 each. What is the maximum number of ice cream bars, n, that Macy can buy so that she has enough money left to buy the skateboard?

n ≤ 13
n ≥ 13
n ≤ 16
n ≥ 16

Question

Macy wants to buy a skateboard for $42. She has $95 in her account. She spent $12.99 to buy stationary. She also wants to buy some ice cream bars for $3.07 each. What is the maximum number of ice cream bars, n, that Macy can buy so that she has enough money left to buy the skateboard?

 n ≤ 13
 n ≥ 13
 n ≤ 16
 n ≥ 16

hlambach · Answer

Okay, so she has $95, and she already spent 12.99, so she now has $82.01. She needs $42 to buy a skateboard, so she has $40.01 left for icecream bars. 
So if each icecream bar (n) is $3.07, $$3.07n \le 40.01$$ now just solve for n.