1. The problem statement, all variables and given/known data If 15 workers can pave 18 driveways in 24 days, how many days would it take 40 workers to pave 22 driveways? 2. Relevant equations Set of worker * driveways* days/Another set of workers * driveways 3. The attempt at a solution 15 * 18 *24/40 * 22 =54/11 wrong Some body plz guide. I don't know the method for solving such problems. I don't know the usage of two set of data. Zulfi.