Rachel has found that the time it takes for her to make her favorite dessert decreases the more times she makes it. The time it takes in minutes (Al) can be modeled by: M= 72 — 0.75n, where n is the number of times that Rachel has made the dessert. a. How long will it take Rachel to make her dessert the fifth time?
b. After how many times will Rachel be able to make her dessert in 63 minutes?
c. How long will it take Rachel to make her dessert the 40th time? Do you think this is reasonable?

3, 12, 48, 384, 1536, 6144, 24576, 98304

step-by-step explanation:

just keep timing it by 4.

13

step-by-step explanation:

divide the cost of the total of sodas you bought by the cost of one soda, for example:

$24.57 divided by $1.89 is 13 which means you bought 13 sodas

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.

c

step-by-step explanation: