Question

Roscoe rides his bike at least 10 miles but not more than 30 miles. He rides at an average rate of 10.5 miles per hour. The amount of time it takes for Roscoe to ride his bike m miles is represented by a function.



t(m)=m10.5



What is the practical domain of the function?

All real numbers from 10 to 30, inclusive.

All multiples of 10 between 10 and 30, inclusive.

All integers from 10 to 30, inclusive.

All real numbers.

Answer 1

okay, can you tell me what you will be plotting on the x axis this time

Answer 2

or on the horizontal axis

Answer 3

10.5

Answer 4

the m

Answer 5

30

Answer 6

so its like this, we plot m horizontally and the time for m on the y axis like so

Answer 7

Roscoe rides his bike at least 10 miles but not more than 30 miles
so remember the domain is the values on the horizontal axis we will look at

Answer 8

is it C?

Answer 9

no

Answer 10

does length or miles, have to just be in integers?

Answer 11

1.5 miles still makes sense right

Answer 12

all real numbers

Answer 13

right

Answer 14

wait no...

Answer 15

i thought u were saying its 10 to 30 and real numbers..

Answer 16

dont forget the 10 to 30 they specified in the question