Given:
3 red dresses
2 white dresses
1 blue dresses
Probability that she will wear the blue dress at her party.
3 + 2 + 1 = 6 total number of outcomes.
There is only 1 blue dress so the number of ways it can happen is only 1.
probability of an event happening = number of ways it can happen / total number of outcomes
Probability = 1/6 or 0.166 or 16.6%
Answer:
(x+2)(5+3x^n-4x)
Step-by-step explanation:
<span>He runs 69.75 miles.
Explanation:This can be represented as an arithmetic sequence, since the same number of miles is added each day.
The explicit form for this arithmetic sequence would be 1.75+0.25(n-1). However, we also need the sum. Using technology,
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