Question

a car travels 45km in 1/2 hour.how long will it take to travel 180 km​

Answer 1

45km : 30 min = 180km : x

x = $\frac{180*30}{45}$ = $\frac{180*2}{3}$ = 60*2 min = 120 min = 2h

Answer 2

Answer:

120 minutes or 2 hours

Step-by-step explanation:

We know that it takes a car 30 minutes to travel 45 km so

30 m : 45 km

?  m : 180 km

180 ÷ 45 = 4

30 × 4 = 120