How many pounds of candy that sells for $0.63 per Ib must be mixed with candy that sells for $1.37 per lb to obtain 7 lb of a mixture that should sell for $0.97 per Ib? $0.63-per-lb candy:
(Type an integer or decimal rounded to two decimal places as needed.)

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.

a.)the line for function b is steeper