MCQOPTIONS
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| 1. |
The following equation is incorrect. Which two signs should be interchanged to correct the equation?10 + 14 x 20 - 7 ÷ 10 = 40 |
| A. | + and x |
| B. | + and ÷ |
| C. | ÷ and - |
| D. | - and + |
| Answer» D. - and + | |