First arrange numbers
14,15,15,17,19,20,21,23,24
19 is median
15+15/2=15 is first quartile
B is the awser to the questioning of this College Work
30°
A strait line is 180°
75°+75°=150°
180°-150°=30°
Answer:
try 3
Step-by-step explanation:
Answer: The equation that can be used to find x, is given by

Step-by-step explanation:
Let the number of degrees he lowered the temperature by each time be 'x'.
Temperature he starts with = 12.2° C
Temperature he stopped with = -14.61° C
According to question, it is said that he lowers the temperature 5 times by the same amount each time.
So, it becomes,

Hence, the equation that can be used to find x, is given by
