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

One day, John and his friends were playing around. Jacob hit something with a Pin and it popped. John's dad came into the room that very moment, but he wasn't mad. In fact, he was smiling. What did Jacob hit?

During which month do people sleep the least?

who is silent in the parliament?

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.

A new clothing store has a unique method of pricing items. A vest costs $20, a tie costs $15, a blouse costs $30, and underwear costs $45. How much would pants cost?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

What does this say?

XLR8

What does this mean?

CCCCCCC

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?