The table gives the percent profit earned by company ABC and company XYZ during 2011 to 2016. Profit percentage is measured on the amount invested, so income = investment plus profit.
| Year | ABC profit | XYZ profit |
|---|---|---|
| 2011 | 50 | 55 |
| 2012 | 70 | 60 |
| 2013 | 50 | 45 |
| 2014 | 40 | 50 |
| 2015 | 60 | 50 |
| 2016 | 80 | 75 |
If the amounts invested by the two companies in 2015 were equal, what was the ratio of the total income of company ABC to that of company XYZ in 2015?
A5:6
B6:5
C15:16
D16:15 ✓ Correct
Correct answer: (D) 16:15
Explanation
With equal investment the income ratio is (1 plus 0.60) to (1 plus 0.50) = 1.6:1.5 = 16:15. Hence option D.
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