What begins with T, ends with T, and has T in it?

Doctor Alex and a bus driver John are both in love with the same woman named Olivia. The bus driver need to go for a long trip of 10 days, Before he left he gave Olivia 10 apples.

Find the next number in the sequence

1, 2, 6, 21, 88, __?

What does this mean?

CCCCCCC

Jigsaw captured 100 people and make them stand in a circle and all these people are labelled as Person1, Person2, Person3... Person100. He made them play a crazy game in which Person 1 shot Person 2 and pass the gun to the next person and so on until one stands alive.

Which person will survive in the end?

What's the only room from which no one can enter or leave

Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

How could a baby fall out of a twenty-story building onto the ground and live?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?