Question
An aquarium is housing 11 Pacific oysters, 13 Eastern oysters, 19 Chilean oysters, and 23 Kumamoto oysters. How many ways can I randomly choose 2 of each of the four species of oyster to move to a different location?
140
likes701 views
Answer to a math question An aquarium is housing 11 Pacific oysters, 13 Eastern oysters, 19 Chilean oysters, and 23 Kumamoto oysters. How many ways can I randomly choose 2 of each of the four species of oyster to move to a different location?
Gene
4.5103 Answers
use Fundamental principles of counting to get the desired number as
C\left(11,2\right)\times C\left(13,2\right)\times C\left(19,2\right)\times C\left(23,2\right)
=\frac{11\times10}{2}\times\frac{13\times12}{2}\times\frac{19\times18}{2}\times\frac{23\times22}{2}=185598270
Frequently asked questions (FAQs)
Math question: How many millimeters are there in 20 centimeters?
+
What is the absolute value of the complex number (4+3i)?
+
Question: Evaluate the limit as x approaches 3 of (x^2 - 9) / (x - 3).
+
New questions in Mathematics