Answer:
Don't really understand the question, but
1+2=3.
30/3=10
10x1=10
10x2=20
So the answer would be £10:£20
And to check if it’s right £10 + £20= £30
They mowed total of 11/15 (5/15 + 2/5) already, so they still have 4/15.
Answer:
A boy can write one page in one minute