Charlotte wants to put a copy of a drawing on her website. she wants the copy of the drawing to be similar in shape but reduced in size, as shown below.

physical drawing:
height: 22.5 cm
width: 7.5 cm

copy:
height: h
width: 3 cm

what should the value of "h", the height in centimeters of the copy.

a) 2.5 cm
b) 7.5 cm
c) 9.0 cm
d) 15.0 cm

The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.

The amount cami raised during last year’s charity walk, $45.50, is 7/10 of the amount she raised this year. which equation represents n, the number of dollars she raised this year?