Question

a student insted of finding the value of 7/8 of a number found the value of7/18 of that number if his answer is differed ffrom the actual one by 770 find the number

Answer 1

Answer:

the number is 1584

Step-by-step explanation:

let , the number is X

X*7/8--X*7/18=770

(63X--28X)/72=770

35X=770*72

X=22*72

X=1584