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In the afternoon, a student read 100 pages at the rate of 60 pages per hour. In the evening, when she was tired, she read 100 more pages at the rate of. 40 pages per hour. What was her average rate of reading, in pages per hour ?
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- 60
- 70
- 48
- 50
- 60
Correct Option: C
As per the given in question ,
| Required average rate of reading = | ||
| + | ||
| 60 | 40 | |
| Required average rate of reading = | ||
| + | ||
| 3 | 2 | |
| Required average rate of reading = | 200 | |
| 6 | ||
| Required average rate of reading = | 200 × 6 | = 48 pages/hour |
| 25 |
