Cindy is preparing for a race. In one practice, she ran 5 miles in 30 minutes. In other practice, she ran 3 miles in 23 minutes. What is Cindy's average rate of change (speed/slope)? Express your answer in context and as a unit rate (rate of change).

step-by-step explanation :

we know that

the measurement of the outer angle is the semi-difference of the arcs which comprises

in this problem

m< xzy is the outer angle

substitute the values

the measure of angle xoy is equal to

> by central angle

substitute the value

c

-by-step explanation:

it would be c

step-by-step explanation:

we have

using a graphing tool

see the attached figure

this is a quadratic equation (vertical parabola) open up

the vertex is a > vertex

the domain of the function is all real > interval (-∞,∞)

the range of the function is the > [-6.125,∞)

the function has two x->   and

the function is increasing over the > (0.25,∞)

the function is decreasing over the > (-∞,0.25)

42.4 6th grade students prefer hip hop

step-by-step explanation:

40 percent of 106 = 42.4