1200 soldiers in a fort had enough food for 28 days. After 4 days, some soldiers were sent to another fort and thus, the food lasted for 32 more days. How many soldiers left the fort ? direct and inverse proportion
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Answer:
1200 soldiers = 28 days
after 4 days,
1200 soldiers = 24 days
1 soldier = 1200 * 24 days
soldiers for 32 days = 1200 * 24 / 32
= 300 * 3 = 900
therefore soldiers left the fort = 1200 - 900 = 300
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