The formula is
time = (Worker 1 * Worker 2) / (Worker 1 + Worker 2)
time = (18 * 20) / (18 + 20)
time = 360 / 38
time =
<span>
<span>
<span>
9.4736842105
</span>
</span>
</span>
minutes
So, the answer is "a. 9.5 minutes".
Source
http://www.1728.org/work.htm
Answer:
If 6 machines make 6 wheels in 6 minutes, that means each of the machines must make 1 wheel in 6 minutes. If you now consider 30 machines, and we know each of these 30 machines makes 1 wheel in 6 minutes, that means all 30 machines will make 30 wheels in 6 minutes.
Step-by-step explanation:
Answer:
A
THe answers arent really shown but A should be correct
The picture doesn't show the graph although what the line should look like is a line like so:
It should point like this: /
It should pass through (0, 0) and the rest of the points in the chart
Step-by-step explanation: