18. A sports store keeps track of how many skateboards they sell each month. Last month, they sold 302 skateboards. This month, they have
sold 228 skateboards. What is the percent of change in skateboard sales?

Step-by-step explanation:

%change=100(final-initial)/initial

%change=100(228-302)/302

%change=100(-74)/302

%change=-24.5%

6 hours 48 min

step-by-step explanation:

68÷5=13.6

13.6×30=408min=6 hours 48 min.

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the number of the people going.

step-by-step explanation:

the cost to buy one movie ticket is $7. if the total cost for the movie is a function of how many people go, then the input is : the number of the people going.