I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?

I can be cracked, made, told, and played. What am I?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

What can jump higher than a building?

Can you find the mistake in the below statement?

what's the probability of getting a king or a queen from a pack of 52 cards?

Solve the following series:
AZ, GT, MN, __, YB

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?