MCQOPTIONS
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| 1. |
A fan rotates on its shaft around 5 times in one second. How many times does the fan rotate in a day if there was no electricity for 2 hours? |
| A. | 396000 times |
| B. | 39600 times |
| C. | 395000 times |
| D. | 398000 times |
| Answer» B. 39600 times | |