ab_d_aaba_na_badna_b

 How many non-leap years are there from 1801 to 1900? 

What does the term 'YOB' mean?

Find the area of a square, the product of whose diagonals is 60 cm².

It was Sunday on Jan 1, 2006. What was the day of the week on Jan 1, 2010?

If 6th March 2005 is Monday, what was the day of the week on 6th March 2004?

What should come in place of the question mark (?) in the following number series?

6, 14, 39, 160, 795, ?

ABC is an equilateral triangle. CD is the angular bisector of angle C. if DC is produced to E such that AC = CE , then Angle CAE =? 

 A wire is bent to form a square and the area of a square is 100 cm sq, if the same wire is then used to form a circle, the radius of the circle will be 

  If a shopkeeper gives 20% discount and then 10% discount on a pen, which has the market price of Rs. 500, how much would be the selling price of the pen?