I am sure no one can have two things for dinner. what are they?

Which five letter word can be added at the end of below word to form a
valid word?

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What has to be broken before you can use it?

What does this mathematical rebus means ?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

Count the number of squares in the picture below.

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

In order to complete the racing competition, the Mexico racetrack has to submit its top and the most famous three horses to win the competition. Due to an electrical storm, all the records are cleared and no one knows which horse holds the record. They all look identical and it becomes even more difficult to differentiate the horses. There are 25 horses in the Mexico racetrack. But there can be only five horses at a time on the track. What will the least number of races that can be conducted to find out the three fastest horses?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.