Question 79

If the numbers 1 and 2 are interchanged, 3 and 4 change places and also the symbols x and ÷, then find the
value of 1 + 3 x 2 ÷ 4.

Solution

the numbers 1 and 2 are interchanged, 3 and 4 change places and also the symbols x and ÷

1 + 3 x 2 ÷ 4.

$$2 + 4\div 1\times 3$$

apply bodmass rule

$$2 + 4\times 3$$

$$2 + 12$$= 14

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If the numbers 1 and 2 are interchanged, 3 and 4 change places and also the symbols x and ÷, then find thevalue of 1 + 3 x 2 ÷ 4.