The ratio of investment by A to that by B in a business is 14 : 15 and the ratio of their respective profits at the end of a year is 2 : 5. If A invested the money for 3 months, then for how much time (in months) B invested his money?
Show answer & explanation
Correct answer: A
Explanation
The correct anwer is option 1 ie 7.
Investment ratio = 14 : 15
Time ratio = 3 : y = 7
Profit ratio = 2 : 5 [ multiply by 21 ]
14 × 3 = 42
42 / 2 = 21
y = 7