Answer:
The answer is 3.
D
Step-by-step explanation:
Selection Bias because they are selecting people who are not Right handed.
$26.50
2(3)=6
8.50 + 12.00+ 6= 26.50
= 3/2
V = 1/3 x area of base x h
So area of base = 3V/h
= 3(12) / 24
= 36/24