Not good at math at all so I rlly don’t know much of anything, could really use the help.

Given
Stack of 39 pennies is exactly as tall as 31 pennies
Find
the correct options
Explanation
No the two stacks will have different volume.
The two stacks will have same height but the area of cross section of the penny stack is smaller than that of nickel stack
Final Answer
option (b) is correct