70 91 120
14 13 24
5  7  ? 

What number should replace the question mark?

If I had one more sister I would have twice as many sisters as brothers. If I had one more brother I would have the same number of each. How many brothers and sisters have I?

10, 50, 13, 45, 18, 38, ?, ?

What two numbers should replace the question marks?

If a car had increased its average speed for a 210 mile journey by 5 mph, the journey would have been completed in one hour less. What was the original speed of the car for the journey?

What number continues the sequence?
25, 50, 27, 46, 31, 38, 39, ?

0, 1, 3, 6, 7, 9, 12, 13, 15, 18, ?, ?, ?

What numbers should replace the question marks?

16, 23, 19, 19, 22, 15, 25, ?

What number should replace the question mark?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

If you had an infinite supply of water and a 5 quart and 3 quart pails, how would you measure exactly 4 quarts? and What is the least number of steps you need?

A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?