Fill in the blanks:

U N D _ _ _ _ _ U N D

How can you express the number 100 using the same digit six times?

A painter needed 3 days to paint a room. How long would it take him, working at the same rate, to paint a room twice as long and twice as wide?

Which is the odd one out and why?

A. Cassius
B. Cassia
C. Casca

A. When a car is driven forwards the wheels rotate counter-clockwise.
B. If a clock is put forward 1 1/4 hours the minute hand moves through 450°
C. When a clock reads 4.10 the acute angle between the hands is exactly 60°

A plane crashed off the coast of Mexico and every single person died, yet there were two survivors. How could that happen?