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Question
90% of a certain number added to 70 will be the number itself. Find the number.
90% of a certain number added to 70 will be the number itself. Find the number.
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Solution
The correct option is C 700
Let the number be = x
Then,90% of x + 70=x
⇒ 70 = 10% of x
⇒x=700
Let the number be = x
Then,90% of x + 70=x
⇒ 70 = 10% of x
⇒x=700
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