MCQOPTIONS
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| 1. |
If '+' means '÷', '-' means '×', '×' means '+', and '÷' means '-', then what is the value of:64 - 81 + 9 × 4 = ? |
| A. | 570 |
| B. | 630 |
| C. | 580 |
| D. | 510 |
| Answer» D. 510 | |