The number of endangered species in a jungle decreased from 75 to 30 in one year.

what is the percent of decrease in the number of endangered species?

umumumumum

im not sure

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,

answer

you start with $5 and save $10 a week until you have at least $45wer

step-by-step explanation:

3

step-by-step explanation:

because where the point where the 2 lines intersect is (3,-1) the x value is 3