Emma keeps money in a tin.
The table shows how much money Emma put in the tin and how
much money she took out of the tin in each of four weeks.
Week
1=£3.50
2=4.00
3=£5.00
4=£6.50
Money out
£2.00
£6.00
£0.00
£3.50
Emma had £15 in the tin at the start of week 1
How much money did Emma have in the tin at the end of week
4?