If a pen and a pencil cost £1.10 for both and the pen costs £1 more than the pencil, what is the cost of the pen?

Which system of linear inequalities is represented by the graph? !

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?