Maria can type 25 words per minute while Amanda can type 30 words per minute. Maria was already typing for 12 minutes when Amanda started typing, how many minutes would it take for Maria and Amanda to type the same number of words?

50

step-by-step explanation:

r and t.

both are 64 degrees.

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,