| 1. | Which two signs should be interchanged in the following equation to make it correct 16 + 3 - 5 × 2 ÷ 4 = 9 ? | |
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÷ and +
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× and -
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÷ and ×
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× and +
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Report Question| 2. | Which of the following interchanges of signs and numbers would make the following equation correct, 18 ? 8 ÷ 12 × 6 + 10 = 12 ? | |
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×, ÷ , 12 and 6
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+, ? , 8 and 10
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+, ? , 6 and 8
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×, ? , 18 and 6
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| 3. | Which two signs should be interchanged to make the given equation correct, 14+4 ÷ 5-18 × 2=25 ? | |
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÷ and +
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× and +
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× and -
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÷ and ×
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| 4. | If ' ÷ ' means ? ×' , ' × ' means ‘+’, ‘+’ means ‘-’ and ‘-’ means ' ÷ ' , then what will be the value of the following. 16 × 3 ÷ 5-2 ÷ 4 ? | |
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10
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7
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9
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19
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| 5. | Which two signs should be interchanged in the following equation to make it correct, 10 + 5 ÷ 10 × 8 - 10 = 16 ? | |
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+ and ÷
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– and +
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÷ and ×
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× and +
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| 6. | Which two signs should be interchanged in the following equation to make it correct, 24 ÷ 8 - 5 × 5 + 3 = 13 ? | |
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× and -
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× and +
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÷ and ×
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÷ and +
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| 7. | Which two numbers should be interchanged in the following equation to make it correct, 779 +14 × 21 – 532 ÷41 = 807 ? | |
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532 and 779
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21 and 41
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532 and 41
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779 and 21
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| 8. | Which two signs should be interchanged in the following equation to make it correct, 15 + 8 - 20 × 10 ÷ 5 = 13 ? | |
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+ and -
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× and -
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× and ÷
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+ and ÷
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| 9. | Which two signs should be interchanged in the following equation to make it correct, 10 + 18 - 20 × 100 ÷ 5 = 27 ? | |
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× and -
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+ and ÷
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× and ÷
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+ and -
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| 10. | If the two signs, ‘ × and ÷ ‘ are interchanged, which of the following will be correct ? | |
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14 + 9 ÷ 23 × 3 = 83
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14 + 62 × 13 ÷ 31 = 38
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11 × 12 ÷ 48 + 6 = 40
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63 + 59 ÷ 4 × 8 = 171
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