Answer:
i think it is a but not shour
Step-by-step explanation:
He would spend $65.80 on 20 gallons of gas.
Answer:
one because it is cilinder
Assume Charles charges $7*3=$21 if he babysits for 2,5 hours (that is 2 and a half hours).
That is we are not considering Charles babysitting exactly 1, 2, 3 or 4 hours, but also in between times.
then we can write the following piecewise function to describe the situation:
f is a function from (0, 4] to {$7, $14, $21, $28}