They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

Replace the question mark with the correct number below.

If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?

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?

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.

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?

Buy me, smell me or deliver me, I do not change.

Who am I?

What is the word or phrase?

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 add 5 to 9 and get 2. The answer is correct, so what am I?