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| Q.22 | Which two signs and two numbers should be interchanged in the following equation to make it correct? 13 − 65 ÷ 45 × 21 + 2 = 82 | |
| Ans | 1. 45 and 21, × and + | |
| 2. 45 and 13, × and + | ||
| 3. 65 and 13, × and + | ||
| 4. 45 and 13, − and + |
Correct Ans Provided: 2
