Answer:
A
Step-by-step explanation:
answer
24.3*2=48.6mph
Step-by-step explanation:
i assume you mean speed of someone traveling 24.3 miles per half hour in mph
Answer:
B=80
Step-by-step explanation:
B is the same answer as the number on the other side
Answer:
The volume of the metal used is 5277.9 cm³.
Step-by-step explanation:
The volume of a cylinder is given by:

Where:
r: is the radius
h: is the height = 50 cm
The volume of metal (
) can be found by subtracting the internal volume (
) from the external volume (
):

The external radius is given by the sum of the internal radius with the tickness:

Hence, the volume is:

Therefore, the volume of the metal used is 5277.9 cm³.
I hope it helps you!