1)

The numerator of a fraction is 1 less than the denominator. if the numerator and the denominator are both increased by 4 ,the new fraction will be 1/8 more than the original fraction . find the original fraction

2)

the sum of two numbers is 10 and the sum of their reciprocals is 5/12 . find the numbers

3)

two numbers differ by 11 .when the larger number is divided by the smaller, the quotient is 2 and the remainder is 4. find the numbers