Question

There are four families living in a neighbourhood. The

average per capita income of these families is `6000/-

If the income of three families is `4000/-, `7000/- and

`5000/- respectively, what is the income of the fourth

family. ​

Answer 1

Answer:

8000

Step-by-step explanation:

average=4000+7000+5000+x/4=8000

Answer 2

Per capita income of fourth family is 8000 Rs

•per capita income = income per

head

• income of first family = 4000 Rs

• income of second family= 7000 Rs

• income of third family = 5000 Rs

• income of fourth family = x Rs

• average per capita income of

family = (sum of income of four

families)/4

• 6000 = (4000+7000+5000+x)/4

• 24000 = 16000 + x

• x = 8000 Rs