Respuesta :
Answer:
Step-by-step explanation:
total =20
red=10
P(red)=10/20=1/2
Answer: 1/4
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Explanation:
We have 10 red blocks out of 40 total (since 20+10+5+5 = 40)
The chances of picking red are 10/40 = 1/4
1/4 = 0.25 = 25%
