What word does this rebus represent?

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By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

You are given four tennis balls and asked to arrange those balls in a manner that the distance between each one of them is exactly equal. How will you do it?

Can you count the number of squares in the figure below?

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

A bridge is about to collapse. There are four people P, Q, R and S on one of the sides. Before the bridge collapses, they want to cross it. Now since the bridge is too weak, it can only stand the weight of two people at a time. Also, it is night time and nothing is visible. They have just one torch with them.

Now P takes one minute to cross the bridge, Q takes two minutes to cross, R takes five minutes to cross and S takes ten minutes to cross.

The bridge will collapse in seventeen minutes. How will they be able to cross the bridge before it collapses?

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?

A bomb exploded in a room full of married couples and no one died. How?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?