the sum of two numbers is 38. The larger number is 8 more than the smaller number. what are the numbers?

n+x+8=38

Step-by-step explanation:

n+x+8-8=38=8

n+x=30

so 30 divide by 2 numbers is 15 each one, and one of them is 8 plus so

number 1: 23

number 2:15

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.