Bank Preparation
Bank Math
ব্যাংক নিয়োগ
Combined Bank
Officer Cash (Sonali Bank, BD Development Bank , BD Krishi Bank 12-10-2018)
Time & Work, Chain Rule
Officer Cash (Sonali Bank, BD Development Bank , BD Krishi Bank 12-10-2018)
A and B together can complete a piece of work in 12 days, B and C can do it in 20 days and C and A can do it in 15 days. A , B and C together can complete it in.
বিকল্পসমূহ (নিজের উত্তর যাচাই করতে ক্লিক করুন):
সঠিক উত্তর
3 (10 days)
