Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

Next Number in the Series,

5, 16, 49, 104, ?

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal?

Note: 9 cannot be turned over to make it 6.

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

I am a type of food that is often found in the fridge and can be white in colour. What I am?
Hint 1: I am a dairy product.
Hint 2: You can spread me on the bread.

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?