Question
What will come in the place of question mark (?) in the
given expression?(40 ÷ 5 + 56 ÷ 8) X (? - 42) = 120Solution
ATQ;
(40 ÷ 5 + 56 ÷ 8) X (? - 42) = 120
(8 + 7) X (? - 42) = 120
15 X (? - 42) = 120
? - 42 = (120/15)
? = 8 + 42
? = 50
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