Bob travels from inglewood to anytown, a distance of 20kilometres, he walks 800 metres and bicylces the rest of the way. what percentage does he travel by bicylce?

For this case we have the following conversion:

Therefore, for 20 kilometers we have:

Then, we have the following relationship:

Where,

x: distance Bob travels by bicycle

Clearing x we have:

Then, the percentage that Bob travels by bicycle is:

%

The percentage that Bob travels in bicycle is 96%.

not sure but it may be b, as i said i'm not sure.