Linear Modeling Practice Problems Quiz

Question 1

A gym charges a 25-dollar sign-up fee plus 15 dollars per month. Which linear function gives the total cost $C(m)$ after $m$ months?

Accepted Answer

$C(m)=15m+25$

Answer

$C(m)=25m+15$

Answer

$C(m)=25-15m$

Answer

$C(m)=15(m+25)$

Question 2

Two plans for streaming music are shown: Plan A: $C=12+2h$ dollars for $h$ hours. Plan B: $C=4h$ dollars. For what value of $h$ do the plans cost the same?

Accepted Answer

$h=6$

Answer

$h=3$

Answer

$h=8$

Answer

$h=12$

Question 3

A delivery company charges a base fee plus a per-pound fee. A 5-lb package costs 14 dollars and a 9-lb package costs 22 dollars. What is the base fee?

Accepted Answer

$\$4$

Answer

$\$10$

Answer

$\$2$

Answer

$\$18$

Linear Modeling Practice Problems Quiz

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