The chance is 3/5 that the light will be green.
Added together the total seconds for the traffic light to complete the cycle is 120 (38+72 (1 min and 12 sec) +10.
And the green light proportion is: 72/120
We simplify by dividing by 12, which is a factor and we get: 6/10 that simplifies to 3/5.
Hope this helps!
Answer:
8
Step-by-step explanation:
32 divided by 4 is 8
90/12 = 7.5
Hope I helped!
~ Zoe
Answer;
p= (1 + sqrt. 181) / 6, (1- sqrt. 181) / 6
Hope this helps!
4/3
40/30
60/45
Simply multiply or divide both the 20 and the 15 to get an equivalent ratio.