Answer:
Step-by-step explanation:
A.fill the box as follows.
tally (remember to cross every 5)
20-29- IIIII
30-39-IIIIIII
40-49-IIIIIIIIIIIIIIIII
50-59-I
frequency-
20-29- 5
30-39- 7
40-49- 17
50-59- 1
B.Most common group is 40-49
C. range= 53-20=23 so it is 23.
Each wall measures 12 ft * 14 ft.
Area of one wall = LW = 12 ft * 14 ft = 168 ft^2
Area of 3 walls = 3 * area of 1 wall = 3 * 168 ft^2 = 504 ft^2
One roll of wall paper covers 42 ft^2.
To find out how many rolls are needed,
divide the total area by the area of one roll.
(504 ft^2)/(42 ft^2) = 12
Answer: Shae should purchase 12 rolls.
5,000,000 +900,000+1,000+400+50+2. 5 million, 900 thousand, (No ten thousand), 1 thousand, 4 hundred, 50