68. A contractor undertook a contract to complete a part of a stadium in 9 months with a team of 560 persons. Later on, it was required to complete the job in 5 months. How many extra persons should he employ to complete the work? 68. A contractor undertook a contract to complete a part of a stadium in 9 months with a team of 560 persons. Later on it was required to complete the job in 5 months. How many extra persons should he employ to complete the work? August 5, 2021 Category: Chapter 13 - Direct and Inverse Proportions , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related