1.

If one-seventh of a number exceeds its its eleventh part by 100 , then the number is:

Answer» LET the NUMBER be 'X'
1/7×x-x/11=100
x/7-x/11=100
(11x-7x)/77=100
4x/77=100
x=100×77/4
x=25×77
x=1925


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