Jill has 2 black, 4 blue, 1 yellow, 2 orange, and 3 purple crayons in a bag. Without looking she pulls out a crayon. What is the
1 answer:
Answer:
1/6
Step-by-step explanation:
Number of orange crayons = 2
Total number of crayons = 2 + 4 + 1 + 2 + 3 = 12
Probability is calculated as:
Here the favorable or desired outcome is picking up an orange crayon. So number of favorable outcomes will be 2 as 2 orange crayons are available.
Total number of outcomes is 12 which is the sum of all the crayons available.
So, the probability the crayon she pulls out will be orange =
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Try this solution:
1. Note, that 9*0.1=0.9; 0.9*0.1=0.09; 0.09*0.1=0.009, etc.
It means, the gives series is geometric sequence, where a₁=9, q=0.1.
2. Using a₁=9 and q=0,1 it is possible to calculate the sum of this sequence:
answer: 10