Refer to the graph and answer the given questions.

Percentage profit earned by two companies A and B over the six years.

2622021873_line graph 15a.JPG

2622021950_line graph 15b.JPG

1)

The ratio of expenditures of companies A and B in 2012 was 3: 4 respectively. What was the respective ratio of their incomes in 2012?


A) 21:26

B) 13:14

C) 14:13

D) 26:21

E) None of these

Answer:

Option E

Explanation:

For company A, in 2012

P% = IEE×100

30 = I33×100

90 = 100I - 300

390100 = I = 3.9

For company B, In 2012

P% = IEE×100

40 = v

160 = 100I - 400

560100 = I = 5.6

Then required ratio = 3.95.6 = 39:56