Ratio 4:5 There are 9 total. 30 mins = 1800 secs. 1800 divided by 9 = 200 200 secs = 3mins 20secs 200 is one "part" of the ratio, so multiply it by 4, then 5 800:1000 This is the important one V 13mins, 20secs: 16mins 40secs Distance is speed x time, 16mins x 4 = 64 40 secs = 2/3 x 4 = 1.6666 Distance to shop - 65.6m
If they mean written as a fraction, you have three total outcomes. As a fraction you can say 1/3 to say you have a one in three chance of landing on a specific one.