Question

In a family 8 adults and some minors, an average consumption of rice per head per month is 10.8 kg. While the average consumption for adults is 15 kg per head and for minors 6 kg per head. The of minors in the family is

Answer 1

Answer:

Let the minors bex

adults=8

av.consumption=lo.8kg

Total-lo.8 (8+x)

av.cons.for adult = I5kg

Total=15x8=120

av. Consformina =6x

(8 + x) x10.8=120+6x

solving x=7

minors=7Nos