The number of ways to select at least 2 butterflies is:

March 11, 2026

The number of ways to select at least 2 butterflies is:

The number of ways to select at least 2 butterflies is: naturally more complex than it sounds

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Thus, the total number of different combinations is:
A biologist observes a group of 9 butterflies, 6 beetles, and 4 ants. If she randomly selects 5 insects, what is the probability that she selects at least 2 butterflies?
Now, compute the number of ways to select at least 2 butterflies. This involves calculating the complementary cases (0 butterflies and 1 butterfly) and subtracting from the total.
- (252 + 1890) = 11628 - 2142 = 9486
Simplify the fraction by dividing numerator and denominator by their greatest common divisor, 6:
A scientist is conducting an experiment with 3 different chemicals: A, B, and C. There are 5 bottles of chemical A, 4 bottles of chemical B, and 6 bottles of chemical C. If she randomly selects 4 bottles, what is the probability

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