Answer:
find using calculator:)
Step-by-step explanation:
3/4 X pi X 2 X 2 = answer
Answer:
(D)6 1/2 lbs
Step-by-step explanation:

Difference = 81.25 - 74.75
=6.5 lbs
The correct option is D.
1)a) 1:4
b) 2:1
c) 1:4
d) 1:70
e) 7:18
f) 100:3
I think they're all right :)
Answer:
Step-by-step explanation:
1-73
18 inches = 1.5 feet
Multiply 2 on both sides;
36 inches = 3 feet
As for 72 inches, multiply each side by 4
18 inches = 1.5 feet
72 inches = 6 feet
As for 144 inches, divide both sides by 18
1 inch is approximately 0.083
Multiply both sides by 144
144 inches = 12 feet
1-74
a. The scale goes by 20. 0->20->40, etc.
b. The scale goes by 15. 0->15->30, etc.
c. The scale goes by 25. 0->25->50, etc.
d. The scale goes by 50. 0->50->100, etc.
120 inches.
This is because to find the scale factor, you have to take the square root of the area scale. This will give you 30-1 ratio. Then multiply the 4 by that number.