Mary selects marbles from a different bag without looking at them. This bag of marbles has 5 green marbles, 3 red marbles, and 7
blue marbles. What is the probability of her picking a red or blue marble? Write your answer in simplest form. Approximate the probability and Circle the likelihood of the event on the number line provided below.
2 answers:
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Answer:
15 quarters, 10 nickels
Step-by-step explanation:
multiply the first equation by -0.25 and add the second equation to it
________________
has 10 nickels
has 15 quarters
10(.05) +15(0.25) = 0.5 + 3.75 = 4.25
Hope this helps