Ответ:
46 days
Because 1 day 1 man eats 1/30000
1 day 1000 men eat 1/30 of food
after 16 days 600 men have 16/30 parts of food
if they eat half food, so 600 men eat 600/60000 of food
14/30 ÷ 600/60000= 46,6 days
Помогите решить задачу по математике на английском!!!
On a desert island 1000 men can live for 30 days on the food they have.
After 16 days 400 more men arrive.
If they now eat half as much food as they did before, how long can they survive?
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02.07.2019 · 1