The average number of pupils per teacher in certain states is shown find the width within class 7 10 14 18 21 22 26 29 19 14 17
10 24 16 10 27 13 21 16 14 15
18 20 20 15 14 17 19 15 23 16
21:16 13 15 13 17 13 1
Part 1 out of 6
What is the class width for a frequency distribution with 7 classes?
The class width is

Which system of linear inequalites is represented by the graph?

Arianna is buying plants for her garden. she buys 15 flowering plants for $96. pink flowering plants sell for $8, and purple flowering plants sell for $5. how many pink flowering plants did arianna buy? i figured out the answer! the answer is 7. 8x +5y = 96 plug in 7 for x 8 (7) + 5y = 96 56 + 5y = 96 subtract 56 from both sides 5y/y = 40/5 y = 8 she bought 7 pink and 8 purple plants

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line