A boy cycles at an average speed of 22 km/h . How long does it take him to travel 55 km ?

Step-by-step explanation:

that is 55/22 = 2.5 hrs

.two and a half hours.

Step-by-step explanation:

22/1 = 55/x

22x=55

X=2.5

d. millimeters per hour.

step-by-step explanation:

we are given that,

carlo used a rain gauge to measure the amount of water his lawn is receiving from the sprinklers.

since, according to the options, we see that,

water cannot be measured by 'miles per hour', 'meters per second' and 'grams per seconds'.

we get that, the water can be measured by 'millimeters per hour'.

hence, the appropriate rate for describing the amount of water is 'millimeters per hour'.

b. hoped i'm right lol

step-by-step explanation: