muffin261
27.01.2020 •
Mathematics
There is a traffic light at the intersection of pine street and spruce avenue the traffic light on pine street follows a cycle it is green for 35 seconds,yellow for 10 seconds and red for 15 seconds as you travel along pine and approach the intersection what is the probability that the first color you see is yellow
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Ответ:
0.167
Step-by-step explanation:
Green Light = 35 seconds
Yellow Light = 10 seconds
Red Light = 15 seconds
Total second = 60
So, probability that the first color you see is yellow =
=
=
=
Hence the probability that the first color you see is yellow is 0.167.
Ответ:
9 red cars
17 blue cars
25 white cars
21 silver cars
(white cars + blue cars) - (sliver cars + red cars)
(25 + 17) - (21 + 9)
(42) - (30)
12 more blue and white cars