Question

Jitendra and surendra are working on a assignment. Jitendra takes 6 hours to type 32 pages while surendra takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages ?

Answer 1

step 1: find individual no. of pages for 1 hr.

step 2: add them. so, in 1 hr, if they work together, they can type these many pages

step 3: divide 110 by that no. obtained in step2. that's the ans.