blevinsiman
14.01.2021 •
Mathematics
Broccoli cost $3.14 a pound at the market.
If Mary bought 2.5 pounds, what was the cost?
A
$1.26
B
$5.64
$7.90
$7.85
Solved
Show answers
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Ответ:
$7.85
Step-by-step explanation:
To solve this problem, we can use the cancelling of units.
cost = $3.14/1 lb * 2.5 lb
The pounds cancel out leaving dollars so you get cost = $3.14 * 2.5
so cost = $7.85.
Ответ:
7.85
explanation
you multiply the two numbers together
Ответ:
Step-by-step explanation: