Answer: 216
Step-by-step explanation:
Answer:
D)50% of the temperatures are less than 77.5 degrees
Step-by-step explanation:
The correct amount of temperatures that are less than 77.5 degrees is 6/8, or 75%. So D) is false.
Try 30 % i think that is correct
Answer:

Step-by-step explanation:
5x4+20x3-105x2
5x2( x^2 +4x -21)
