Charlie will rent a car for the weekend. He can choose one of two plans. The first plan has an initial fee of $48 and costs an a
dditional $0.19 per mile driven. The second plan has an initial fee of $57 and costs an additional $0.14 per mile driven. For what amount of driving do the two plans cost the same?
miles
What is the cost when the two plans cost the same?
$
Annual interest is P*r^t, r is 0.05 here, t is 9/12=3/4=0.75 P*0.05^0.75=120 use your calculaor: P= 120÷ (0.05)^0.75=1135 so he invested about 1135 dollars <span><span><span><span>
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