After 10 hours the temperature is shown on the graph as 30 degrees.
50 degrees - 30 degrees = 20 degrees.
The temperature dropped 20 degrees in 10 hours.
Divide the change by the time:
20 degrees / 10 hours = 2 degrees per hour.
Because the temperature dropped, the change would be negative.
The answer is D. -2 degrees per hour.
Answer:
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Step-by-step explanation:
All of the above. Sorry if this is wrong but in 99% sure it isn’t!!
Step-by-step explanation:
hope you get idea of graphing the four lines
Answer:
13 : 20
Step-by-step explanation:
Given that:
- 40 kids choose swimming
- 24 choose music
- 16 choose art
So the ratio of kids who choose music to kids who choose swimming:
Number of kids choose music : Number of kids choose swimming
26 : 40
= 13 : 20
Hope it will find you well
