A beats B by 10 m in a 100 m race. B beats C by 10 m in a 100 m race. By what distance will A beat C in a 100 m race?
1
19 m
2
21 m
3
18 m
4
20 m
A beats B by 10 m in a 100 m race. B beats C by 10 m in a 100 m race. By what distance will A beat C in a 100 m race?