Question

cavlin rides his horse for 9 km in 45 minutes.What is his speed in kilometers per hour?​

Answer 1

Answer:

30, 10

Step-by-step explanation:

let integers be X and y then

X + y = 40

X- y = 20

add both and get,

X = 30

put this in above equation and get,

y = 10

hope it helps , good night :).

Answer 2

Answer:

9×5/18=5/2

speed=9÷5/2=9×2/5=18\5=3.8km/h