V= W × H × L
81000 = 30 × H × 45
81000 = 1350× H
81000/1350 = 1350/1350× H
H = 60 cm
Answer: The waiting time will be 32 minutes when 240 people in line.
Step-by-step explanation:
Let us assume that the waiting time is directly proportional to the number of people in the queue.
Equation of direct proportion between variables x and y :
Put to find .
Hence, the waiting time will be 32 minutes when 240 people in line.
Answer:
The answer would be D, or
Step-by-step explanation:
A is 540
B is 30
C is 720
D is 360
Answer:b 1.2
Step-by-step explanation: