Correct Answer: 12
Explanation:
By replacing the “?” with “x”
(12.5×14÷8.75) x (100/100) + 42 = 50 + X
(125*140)/875 + 42 = 50 + X
140/7 + 42 = 50 + X
20 + 42 = 50 + X
62 = 50 + X
X = 62 - 50
X = 12