Answer:
0.7
Step-by-step explanation:
0.7x10=7
Answer: The percent of red lights last between 2.5 and 3.5 minutes = 95.44% approx.
Step-by-step explanation:
Given: Mean time = 3 minutes
standard deviation = 0.25 minutes
The probability of red lights last between 2.5 and 3.5 minutes :-

The percent of red lights last between 2.5 and 3.5 minutes = 95.44% approx.
Slope intercept form is always y=mx+b where your m is your slope and your b is your y-intercept. This equation would be D: y=4x-3
Answer:
D
Step-by-step explanation:
2.75(3 x 6 - 15)= 8.25