a) After 10 minutes, there are 30 minutes left. This can be written as 30/40 or simplified to 3/4.
b) After 15 minutes, there are 25 minutes left. This can be written as 25/40 or simplified to 5/8.
c) After 35 minutes, there are 5 minutes left. This can be written as 5/40 or simplified to 1/8.
If a TV programme lasts 40 minutes,
what fraction of the programme is left after:
a) 10 minutes
b) 15 minutes
c) 35 minutes
1 answer
1 answer