Molefe divides his training time into three activities: warm up, speed work and technique in the ratio 1 : 3 : 4 respectively. He trains for 2 hours on each of the 7 days of the week.

1. aHow many minutes will he spend on warm up in a day? [2]
2. bWhat is the total time that will be used for speed work in the entire week? Give your answer in hours and minutes. [3]

You'll mark your own answer against the marking guide when you hand it in.