MCQOPTIONS
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MCQOPTIONS
| 1. |
The mean of marks secured by 55 students in division A of class X is 58, 45 students of division B is 54 and that of 75 students of division C is 52. Find the mean of marks of the students of three divisions of Class X. |
| A. | 53.7 |
| B. | 54.4 |
| C. | 53 |
| D. | 55.8 |
| Answer» C. 53 | |