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13. 24 Himalayan explorers had provisions for 30 days; after 5 days 4 of themdied of frost bite. How long will the remaining food last?

Answer»

total food=24×30=720for 5 days all are there so=5×24=120now 4 are died so food is remaining up to days=(720-120)/20=600/20=30so more 30 days it will last long



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