Matt went to his friend's house he invited at 5: 15 p. m. he left at 5: 39 p. m. how long did matt stay at his friends house

Matt stayed at his friend’s house for 24 minutes.

Explanation: 5:39 - 5:15 = 0:24

Let me know if you have any questions.

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.

d is the answer

step-by-step explanation: