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16.10.2020 •
Mathematics
Initially there were 120 cookies on display at the bakery. There were only 84 left four hours later. determine the rate of change in cookies per hour
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Ответ:
120-84=36
the hours 4
36÷4=9
9 cookies were stolen per hour
Ответ:
First, determine what 15% of $40 is.
Convert 15% to a decimal: 0.15
Then multiply this decimal by $40: 0.15 x 40 = 6
So the discount is $6.
We subtract the discount from original price to get sale price.
40-6= 34
So the item will cost $34.