The ratio of trucks to cars in a parking lot was 5 to 2. How many trucks were in the lot if there where 18 cars?
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If you need an explanation please ask, but basically solve for y with the given equation
Using the combination formula, it is found that you can select 2 boys and 5 girls in 2,520 ways.
In this problem, Joao and Elisa would be the same team as Elisa and Joao, hence the order is not important and the <em>combination formula</em> is used to solve this question.
<h3>What is the combination formula?</h3> is the number of different combinations of x objects from a set of n elements, given by:
In this problem:
- 2 boys are selected from a set of 6.
- 5 girls are selected from a set of 10.
Hence:
You can select 2 boys and 5 girls in 2,520 ways.
More can be learned about the combination formula at brainly.com/question/25821700
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