Replace the question mark with the correct number below.

The following sentence is false. The preceding sentence is true.
Are these two sentences true or false?

Spot what is wrong here in below Picture?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

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?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

What occurs twice in a week, once in a year but never in a day?