there is enough food for 15 people to last for 20 days. If 10 more persons join how long would the food last?(Show working)
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Answer:
Its 30 days
Step-by-step explanation:
as they are inversely proportional the answer is:
15 x 12 = 10 x ?
300 = 10 x ?
? = 300/10
? = 30
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