In 2001, the approximate percentage of profit/loss of all the five companies taken together is equal to:

Answer: Option D

Total income of all are
= 35 + 50 + 40 + 40 + 50
= 215
Total expenditure of all are
= 45 + 40 + 45 + 30 + 45
= 205
Saving = 215 - 205 = 10
Profit% = $$\frac{10}{215}$$  × 100
              = 4.65% profit