Answer:
The correct answer will be:

Step-by-step explanation:
It is given that :
Initial temperature, 
Final temperature,

Time taken :

Change in temperature per hour:

Putting the values of temperatures and time:

The error done by Wen was during calculating the values of fraction.
So, the correct answer is :
instead of
Answer: please find the attached file for the graph.
Step-by-step explanation:
Number of minutes 1 2 3 4 5 6 7 8 9 10Number of trainees 2 3 5 10 15 30 25 15 10 5
Given that data set above, the time in minutes will be on the x axis while the number of trainees will be in the y axis.
In bar chart, the bars will not touch each other.
Please find the attached file for the solution and figure
Answer:
y = - 2
Step-by-step explanation:

Answer:
84 ft ^3
Step-by-step explanation:
volume = 1/3 * base area * height
volume = 1/3 * (6*7) * 6
volume = 1/3 * (42) * 6
volume = 14 * 6
volume = 84
Answer:
3u + 18
Step-by-step explanation:
( u + 6 )
3 ( u + 6 )
Distribute:
( 3u + 18)