What is the range of the data in this stem-and-leaf plot?

Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?

Type the correct answer in each box, round your answers to the nearest integer 20 25 30 in the figure, the perimeter of hexagon abcdef is approximately w units, and its area is square units

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.