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

What came first, the chicken or the egg?

Count the number of triangles in the picture below:

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

What is the longest word in the dictionary?

On my way to St. Ives I saw a man with 7 wives. Each wife had 7 sacks. Each sack had 7 cats. Each cat had 7 kittens. Kittens, cats, sacks, wives. How many were going to St. Ives?

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?

Can you find the company name in the pictogram below?

If a zookeeper had 100 pairs of animals in her zoo, and two pairs of babies are born for each one of the original animals, then (sadly) 23 animals don’t survive, how many animals do you have left in total?