Identify the explanatory and response variables in the following situation:

there is a strong positive correlation between latitude above the equator and number of hours of daylight on june 21.

a. explanatory: latitude
response: average temperature
b. explanatory: daylight hours
response: latitude
c. explanatory: time of year
response: daylight hours
d. explanatory: latitude
response: daylight hours

answer: 0+0=0

step-by-step explanation:

that is the only answer that can make 0

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.