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Answer :
The probability of drawing a blue marble is [tex]\( \frac{12}{20} = 0.6 \)[/tex].
1. Identify the number of favorable outcomes:
There are 12 blue marbles in the bag.
2. Identify the total number of possible outcomes:
There are 20 marbles in total in the bag.
3. Use the formula for probability:
[tex]\[ P(\text{draw a blue marble})[/tex] = [tex]\frac{\text{Number of blue marbles}}{\text{Total number of marbles}}[/tex]
4. Substitute the values:
[tex]\[ P(\text{draw a blue marble}) = \frac{12}{20} = 0.6 \][/tex]
So, the probability of drawing a blue marble is 0.6.
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Answer:
Step-by-step explanation:
Probability=
Number of possible outcomes
Number of favorable outcomes
0.6
There are 12 favorable outcomes (the 12 blue marbles).
There are 20 possible outcomes (the 20 total marbles).
{P(draw a blue marble}) ={12}{20} = 0.6P(draw a blue marble)=
20
12
=0.6
