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ICSE Class 8 Answered

A student was asked to find 7/8 of a positive number.he found 7/18 of the same by mistake.if his answer is 770 less than the correct one, what is the original number
Asked by ganvij310 | 18 Nov, 2019, 07:34: AM
answered-by-expert Expert Answer
Let the number be x.
Correct number is 7x/8
Incorrect number is 7x/18
According to the question,
 
7x/18 = 7x/8 - 770
Solving this we get x = 1584
Answered by Sneha shidid | 18 Nov, 2019, 08:53: AM

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