?
Find the missing number?
Find the missing number?
Answer & Solution
Correct Answer:
Option
D
Working through the diagram in columns, the value at the bottom of each column equals the sum of the top 2 numbers, minus the sum of the next 2 numbers. So,
(3 + 21) - (4 + 9) = x
24 - 13 = x
x = 11.
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