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kehrieheb9526
28.07.2019 •
Mathematics
If 5 deli sandwiches cost 29.75, how much will 8 sandwiches cost?
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Ответ:
$47.60
Step-by-step explanation:
Equation for direct variation between two variables x and y .
We assume that the cost of sandwiches is directly proportional to the number of sandwiches .
Given : 5 deli sandwiches cost $29.75.
To find : Cost of 8 sandwiches.
Put
in equation (1)
Hence, the cost of 8 sandwiches = $47.60
Ответ:
b. -3/2
Step-by-step explanation:
This is the correct answer