For six companies A–F: bicycle production (%), L:M ratio, and profit % on models L and M. Total production cost = Rs 6.4 crore.

Company	Production (%)	L:M	Profit L (%)	Profit M (%)
A	20	13:7	25	32
B	14	9:5	28	30
C	22	6:5	20	24
D	13	6:7	35	25
E	10	2:3	24	21
F	21	11:10	30	20

The ratio of the profit earned on model L by company B to that on model M by company D is

A36:25 ✓ Correct

B6:5

C7:8

D123:97

Correct answer: (A) 36:25

Explanation

The answer is 36 to 25.

Company B's model L is 9 by 14 of 14 percent of 6.4 crore, with 28 percent profit.

This gives a profit factor of 28 times 9.

Company D's model M is 7 by 13 of 13 percent of 6.4 crore, with 25 percent profit.

This gives a profit factor of 25 times 7.

So the ratio is 28 times 9 to 25 times 7, which is 36 to 25.

So the answer is 36 to 25.

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