Question

If a = 89/15 and b = 31/15.Find 1/a+1/b.

Answer 1

As per given that a is equal to 89/15 then 1|a is equal to its reciprocal which is 15/89 and similarly 1/b is equal to 15/31
Now 1/a + 1/b =
15/89 + 15/31=
225/2759