If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

What word is represented by this rebus?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

John was drowned by he was not wet. How?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

Can you find out the remainder when 3^300 is divided by 5?