SOLUTION: A 15 minute long-distance phone call costs $.90. The cost varies directly as the length of the call. Write an equation that relates the cost to the length of the call. How long is

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Question 1046899: A 15 minute long-distance phone call costs $.90. The cost varies directly as the length of the call. Write an equation that relates the cost to the length of the call. How long is a call that costs $1.32?
Answer by advanced_Learner(501) About Me  (Show Source):
You can put this solution on YOUR website!
A 15 minute long-distance phone call costs $.90. The cost varies directly as the length of the call. Write an equation that relates the cost to the length of the call. How long is a call that costs $1.32?
the equation is
C=KL
.90=K%2A15
K=0.06
1.32=0.06%2AL solve for L