The graph shows how a store sells peppers by weight, at a constant price
per pound
which of these statements is true?
cost ($)
(1.5, 6)
peppers (pounds)
clear
check
peppers cost $9 per pound.
the unit cost for peppers is $4.50 per pound.
you could get 2 pounds of peppers for $12.
peppers cost $4 per pound.

What is the expression in factored form? 225x^2 - 144 a. 9(5x+4)^2 b. 9(5x-4)^2 c. 9(4x+5)(4x-5) d. 9(5x+4)(5x-4)

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

Will give a: 122 b: 90 c: 48 d: 180