The workers at a nursery plant 37 trees in each of 15 parks. They plant 42 trees in each of 23 parks. How many trees do the workers plant in all?

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.

10 - 75

step-by-step explanation:

there's nothing attached so it's most likely anything in that range.

a

step-by-step explanation: