Bank Preparation
Bank Math
ব্যাংক নিয়োগ
Combined Bank
Combined Bank (30-11-2018)
Time & Work, Chain Rule
Combined Bank (30-11-2018)
A can finish a work in 5 days and B takes 4 days to do the same work . If the work is increased by 8 times, how many days will it take for both of them to finish the work if they work together?
বিকল্পসমূহ (নিজের উত্তর যাচাই করতে ক্লিক করুন):
সঠিক উত্তর
ক (20 days)
