Christmaths Advent Calendar 2013: Day 11

This year’s Christmaths Advent Calendar will have a question for every day in December up to and including Christmas Day, each one featuring a new mathematical challenge.

Mrs Woodcock’s parcel costs £1.15 to post. She only has 8p stamps and 9p stamps. How many of each stamp will she need?

There are 2 ways to do it, can you find both?

Got an answer? Please leave a comment below.

Mr Pitts currently teaches Computing to the whole school along with some other subjects during teacher's PPA time. He runs this website and makes sure it all works smoothly, most of the time!