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A fort had enough food for 80 soldiers for 60 days. how long would the food last if 20 more soldiers join after 15 days? it is a proportion questing, please help me and show how you solve :)
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Apr 1, 2018
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A fort had enough food for 80 soldiers for 60 days. how long would the food last if 20 more soldiers join after 15 days?
it is a proportion questing, please help me and show how you solve :)
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After 15 days, the 20 other soldiers will come in, so:
DAYS LEFT:
60 - 15 = 45
NEW EQUATION:
(80 * 45) / 100 = 36
Total days:
(36 + 15)
The answer is
51 days
.
Rjk
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Apr 5, 2018
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Rjk
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