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Mathematics, 07.07.2019 03:30 puppylove899

David and his friends are making lasagna for a school dinner. there will be 400 people at dinner. the recipe for 100 people uses 5.6 kg of hamburger, 3.4l of cottage cheese, and 2.7 kg of pasta. how much of each ingredient is needed? if one kilogram of hamburger costs $6, how much money will be spent on hamburger?

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