Question

What is the average monthly income of a man if he saves Rs.85000 during a year ?
A. The average monthly expenditure for the first 4 months is Rs. 18000.
B. The average montly expenditure for the next 8 months is Rs.21000.
A. if the data instatement A alone is sufficient to answer the question.
B. if the data in statement B alone is sufficient to answer the question.
C. if the data either in statement A alone or instatement B alone is suffieient to answer the question
D. if the data in both statements A and B together are necessary to answer the question.

Answer 1

Savings of the mans `=Rs. 85000" "…(i)`
From statement A we get
`Rs.(21000xx8)=Rs.72000" "...(ii)`
From (i), (ii) and (iii), we can find the income and his average monthly income.