Mrs. Smith had emptied packets of chocolate-covered mice, plastic
frogs and gummi-worms into a cauldron for treats. What treat is
Trixie most likely to pick out?
When you throw two regular, six-faced dice you have more chance of getting one particular result than any other. What result would that be? Why is this?
The four digits 5, 6, 7 and 8 are put at random in the spaces of
the number : 3 _ 1 _ 4 _ 0 _ 9 2 Calculate the probability that the
answer will be a multiple of 396.
Two bags contain different numbers of red and blue marbles. A marble is removed from one of the bags. The marble is blue. What is the probability that it was removed from bag A?
A bag contains red and blue balls. You are told the probabilities
of drawing certain combinations of balls. Find how many red and how
many blue balls there are in the bag.