MCQOPTIONS
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| 1. |
If the mean of the numbers \[27+x,31+x,89+x,107+x,156+x\] is 82, then the mean of \[130+x\], \[126+x,\,\,68+x,\,\,50+x,\,\,1+x\] |
| A. | 75 |
| B. | 157 |
| C. | 82 |
| D. | 80 |
| Answer» B. 157 | |