Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

What is next number in the pattern below:

131 517 192 123 ?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special.

This date is special as:

Date * Month = Year.

Can you figure out which year of this century has a maximum number of such dates?

Why despite killing dozens of people Charley and Wilma were not punished?

Can you find the missing piece of the Porsche?

what does this picture(rebus) riddle means ?

What will you call your mother's brother's brother-in-law?

A generous owner of a company decided to give a bonus of $45 to every man and $60 to every woman on his birthday. But only one-ninth of the men and one-twelfth of the women were present to take the bonus.

Can you calculate the amount of money the owner spent if there were 3552 employees?