Quite some time ago there was a question in the two unit paper that involved
AP's and stacking logs? It became famous due to the confusion that was generated over the word "log". Does anyone know the year??
Here's a strange one!
a) A 4 letter word is to be constructed using the 8 characters EEEEEEGG.
In how many ways can this be done?
b) How many of the words in a) begin and end with an E?
c) What is the probability that a 4 letter word constructed from the 8 characters
Here is a spooky little question for everyone preparing for the trials.
In how many different ways can six identical black marbles and six idententical white marbles be arranged in a circle?
Think carefully abvout your answer