Answer:
try base time height as that is the way to find the volume and then whatever measurements it is so if it is meters then divide from 100 etc..
Step-by-step explanation:
5
5*5 = 25
25+3 = 28
Alternatively, 28-3 = 25
25/5 = 5
f=5
Yes it is what you had, it is (3+78) that is correct