SOLUTION: If 15 cans of food are needed for 7 adults for 2 days, the number of cans needed for 4 adults for 7 days is

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Question 629400: If 15 cans of food are needed for 7 adults for 2 days, the number of cans needed for 4 adults for 7 days is
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
If 15 cans of food are needed for 7 adults for 2 days,
the number of cans needed for 4 adults for 7 days is
:
x = no of cans for 4 adults for 7 days
%287%2A2%29%2F%284%2A7%29 = 15%2Fx
cross multiply
14x = 28 * 15
14x = 420
x = 420/14
x = 30 cans