PDF chapter test TRY NOW

Answer variants:
18.5
13.72
23.83
16.96
11.35
The right circular cylinder has a radius \(r\) \(cm\) and a height \(h\) \(cm\). If 18\(\%\) of radius increases and 16\(\%\) of height decreases, what percentage changes in its volume?
 
Percentage change in the volume of right circular cylinder \(=\)
 \(\%\)