Answer:
Radius of large cylinder 
Step-by-step explanation:
Volume of the larger tank is three times the volume of smaller tank
Volume of smaller tank

Volume of larger tank

Or it can also be written as

Answer:
Width= 18inches Length= 30inches
Step-by-step explanation:
3+5= 8
48/8=6
3*6=18
5*6=30
Answer:
7 1/2 cups
Step-by-step explanation:
If Carol uses 1 1/4 cups of flour for 2 muffins, then she will need to repeat this conversion 6 times since she wants to make identical 12 muffins in all.
So, 1 1/4 * 6 = 7 1/2
Therefore, she needs 7 1/2 cups of flour
Hope that helps! :)
If you mean in Roman numerals,it would be ___.VII. or it could be ((DCC))