At the end of the football season a team analyses the number of goals they conceded each game. This table shows their information:
Conceded goals: Frequency:
0 2
1 8
2 4
3 10
4 6
a) Find out the median number of goals conceded.
b) Work out the mean number of goals conceded.

7x+8y=-18, 4x-9y=-3 solve the system of equations

Sunday: 1 1 2 monday: 1 tuesday: 2 1 2 wednesday: 1 3 4 thursday: 2 friday: 1 1 2 saturday: 2 jenna is a swimmer and trains every day. the schedule shown outlines the number of hours she trains each day. what is the total number of hours that jenna trains during the week?

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?