Answer :
7 weeks = 8.75
1 week = x
where x is the kilometers of road built in a week
Proportion:
8.75/7 = x/1
7x=8.75
x=1.25
1 week = x
where x is the kilometers of road built in a week
Proportion:
8.75/7 = x/1
7x=8.75
x=1.25