Question

11 20. Find the smallest number to be added to the denominator of to get a proper fraction (1) 6 (2) 7 (3) 8 (4) 9

11th - 12th Class

Maths

Solution

256

4.0 (1 ratings)

20. (3) Let the smallest number be ( x ). Therefore, ( frac{11}{4+x} ) is proper fraction. ( therefore quad 4+x>11 ) ( Rightarrow quad x>11-4=7 ) ( Rightarrow quad x>7 ) ( Rightarrow quad x=8 ) ( [because x ) should be minimum]