Gary drove from London to Sheffield. It took him 3 hours at an average speed of 80km/h. Lyn drove from London to Sheffield.
She took 5 hours.
Assuming that Lyn
drove along the same roads as Gary
and did not take a break,
(a) work out Lyn's average speed from London to Sheffield.

the f

last graph i believe

step-by-step explanation:

worked it out i believe

no ,sorry if you needed it but you can ask and try to see if any one will anwser ,

step-by-step explanation:

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have a nice day

4 and 5)16.97 or 12√2

6)15.59 or 9√3

7)y = 15.59 or 9√3     x =27

8)17.80