Study carefully the table given below and answer the question asked here under. The following table gives the percentage of students belonging to low income group in each of the five colleges A, B, C, D and E, along with the proportion of males and females with and without low income.
| College Name | Percentage of students with low income | With low income (M:F) | Without low income (M:F) |
|---|---|---|---|
| A | 35 | 5:6 | 6:7 |
| B | 25 | 3:5 | 4:5 |
| C | 24 | 1:2 | 2:3 |
| D | 19 | 3:2 | 4:3 |
| E | 15 | 5:3 | 3:2 |
What is the number of males without low income in College C if the total number of students in that college is 5000?
A1520 ✓ Correct
B3800
C1620
D1630
Correct answer: (A) 1520
Explanation
College C has 5000 students in all. 24 percent of them fall in the low income group, so 76 percent are without low income, that is 0.76 of 5000 which equals 3800. Among the students without low income the male to female ratio is 2 : 3, so males are 2 of every 5. Hence males without low income are 2 by 5 of 3800, which equals 1520.
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