Question

Keri walks her dog every morning the length of the walk is 0.55 kilometer on each weekday.on each weekend day the walk is 1.4 times as long as a walk on a weekday how many kilometers does keri walk in one week?

Answer 1

.55km x 5 days = 2.75km

.55km x 1.4 = .77km x 2 = 1.54km

2.75km + 1.54km = 4.29km in one week. 

Answer 2

0.55 * 1.4= 0.77   0.77*2=1.54    0.55*5=2.75  add 1.54+2.75=4.29 kilometers per week