Answer:
$7.5
Step-by-step explanation:
In one second it turns 200 / 60 = 3 1/3 revolutions. Since one revolution is 360°, the answer is 6 2/3 π radians.
24
8*6=48/2=24
Dining Hall = 24 square meters
Kitchen = 48 square meters
Together = 72 square meters