It took marjorie 15 minutes to drive from her house to her daughter's school. If the school was 4 miles away from her house, what was her unit rate of speed?

unit rate of speed is 0.27 miles per minute .

Step-by-step explanation:

Here we have , it took marjorie 15 minutes to drive from her house to her daughter's school. If the school was 4 miles away from her house, We need to find  what was her unit rate of speed . Let's find out:

We know that  ,      ...........(1)

According to question we have following parameters as :

Putting these value in equation (1) we get:

⇒

⇒

⇒

⇒

Therefore ,  unit rate of speed is 0.27 miles per minute .

the number of the people going.

step-by-step explanation:

the cost to buy one movie ticket is $7. if the total cost for the movie is a function of how many people go, then the input is : the number of the people going.

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb