If we add 9 to a positive number we get 45, then the number is ………………
If we add 9 to a positive number we get 45, then the number is ……………….
A) 23
B) 35
C) 40
D) 36
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Correct option is (D) 36
Let the number be x.
\(\therefore\) x+9 = 45
\(\Rightarrow\) x = 45 - 9 = 36.
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