যে চতুর্ভুজের কেবলমাত্র দুটি বাহু সমান্তরাল তাকে বলে-

The interest charged on a loan is Tk. p per Tk. 1000 for the first month and Tk. q for the Tk. 1000 for each m...

8% of people eligible to vote are between 18 and 21. In an election 85% of those (between 18 and 21) actually...

If x+2y=4 and x/4=2 then y is equal to -

A worker is paid Tk. d an hour for the first 8 hours she works in a day. For every hour after the first 8 hour...

The cost of a share in Ace enterprises was Tk. D on Jan. 1, 2009 .One year later the share increased to Tk. Q....

১০, ৪০ এবং ৫০ এর চতুর্থ সমানুপাতী নিচের কোনটি হবে?