In math the park department wants to have new trees planted they agree that 1/10 of the trees will be oak 3/10 will be pine and 2/10 will be willow they are undecided about the rest which fraction of the trees will be oak willow or pine?

54 kilometers per hour

step-by-step explanation:

according to rules:

1 km = 1000 meter

which means that 1 meter = 1/1000 km

1 hour = 3600 second [ as 1 hour = 60 min = 60 *60 seconds ]

which means that 1 second = 1/3600 hour

therefore, 1 kilometer/hour =

thus to convert 15 meter per second to kilometer per hour, we multiply 15 to 3.6 kilometer/hour.

15 meter/second=   which is the required answer.

-81 -56 -27 0 81

step-by-step explanation:

where is the gragh

step-by-step explanation: