Question

Divide27 into two part such that the sum of their reciprocals is 3/10

Answer 1

let two parts x and y

so x+y=27

ATQ

1/x+1/y=3/20

after putting =x+y=27

y=18/x

putting y=180/xin eq x+y=2

x2-27x+180

after solving

x=15 12

Answer 2

please see the attachment