a traffic light is red for 25 sec, yellow for 5 sec, and green for 55 sec. what is the probability that when you reach the light
2 answers:
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In order to add these fractions we have to make a common denominator.
1/5 can turn into 2/10 Its the same thing. And its easier to solve with.
now lets multiply.
×
Now we add across
2 + 1 = 3
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10 + 10 = 10 ( When adding fractions like these the denominator stays the same)
So your answer is...
Good Luck! :)