I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

Count the number of triangles in the given picture.

I have teeth but i don't bite. Who Am I ?

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

In the image given, you can find several triangles. Can you count them all?

I have feet, but no legs. Which animal Am I?

Solve below rebus puzzle?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?