21 Forty-three girls had their heights recorded on the histogram below.
Use the data to answer the questions that follow.
16
14
12
10
Girls
을
8
6
4
2
125
135
145
155
165
Height (cm)
How many girls were at least 145 centimeters tall?

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

Acolony contains 1500 bacteria. the population increases at a rate of 115% each hour. if x represents the number of hours elapsed, which function represents the scenario? f(x) = 1500(1.15)" f(x) = 1500(115) f(x) = 1500(2.15) f(x) = 1500(215)

What is the slope of the line (-7,2) (4,6)