Find the next number in the sequence

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

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

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

1. What does:
TIM JOB
represent?

2. What does:
MO_ _
represent?

What number should come in place of the question mark below?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

There is a hypothetical state between the USA and Mexico border 'Tango'.
Here 70 percent of the population have defective eyesight, 75 percent are hard of hearing, 80 percent have Nose trouble and 85 percent suffer from allergies, what percentage (at a minimum) suffer from all four ailments?

You are given a cube that is made with the help of 10x10x10 smaller cubes summing up to a total of 1000 smaller cubes. You are asked to take off one layer of the cubes.
How many remain now?

There is a box in which distinct numbered balls have been kept. You have to pick two balls randomly from the lot.

If someone is offering you a 2 to 1 odds that the numbers will be relatively prime, for example
If the balls you picked had the numbers 6 and 13, you lose $1.
If the balls you picked had the numbers 5 and 25, you win $2.

Will you accept that bet?