A can do 60% of a work in 18 days, while B can do 40% of the same work in 10 days. Both work together for 10 days only. C completed the remaining work in 4 days. In how many days will C complete the same work?

• ক 15 ✅ সঠিক উত্তর
• খ 19
• গ 17
• ঘ 12