Question

Suppose there are four families in a country with the per capita income of Rs 15000/-. The

income of three families is Rs 12000/-,Rs 10000/- and Rs 20000/- respectively. What is the

income of the fourth family​

Answer 1

Answer:

18000 is the income of 4th family

you see

per capita income of 4 families = average income of 4 families

15000 = 12000 + 20000 +10000 + inc of 4th fam / 4

60000= 42000 + inc of 4th family

18000 = inc of 4th family

hope this helps u