Nectar

Nectar collected by bees contains 70% water. From the nectar of the some process produces honey which contains 19% water. How many kg of nectar bees need to collect to make 1 kg of honey?

Correct result:

m =  2.7 kg

Solution:


m•0.3 = 1•0.81

0.3m = 0.81

m = 27/10 = 2.7

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