MCQOPTIONS
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| 1. |
After interchanging + & x and 12 &18, which of the following equations will hold true? |
| A. | (9 + 12) x 18 = 60 |
| B. | (18 + 6) x 12 = 90 |
| C. | (12 + 18) x 12 = 72 |
| D. | (12 + 6) x 18 = 36 |
| Answer» C. (12 + 18) x 12 = 72 | |