Bank Preparation
Bank Math
ব্যাংক নিয়োগ
Janata Bank PLC
Janata Bank-AEO(04.08.2017)
Time & Work, Chain Rule
Janata Bank-AEO(04.08.2017)
A can complete a project in 20 days and B can complete the same project in 30 days. A and B start working on the project together and A quits 10 days before the project is expected to be completed. How many days in total will the project take to complete?
বিকল্পসমূহ (নিজের উত্তর যাচাই করতে ক্লিক করুন):
সঠিক উত্তর
1 (18 days)
