Question

A student was asked to find 7/8 of a positive number. He found 7/18 of the same by mistake. If his
answer was 770 less than the correct one, then the original number was
(a) 1260
(b) 1548
(c) 6160
(d) none of these​

Answer 1

Answer:

None of these.

Step-by-step explanation:

Let no be k, then:

7/8k-7/18k=770

70k/164=770

K=770 x 164/70

K=1804

Answer 2

Answer:

None of these

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Step-by-step explanation: