What are the answers to 18-38
1 answer:
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Answer:
8
Step-by-step explanation:
If we have anything to the third power, we are multiplying the number by itself 3 times.
If x = 2, then the expression is .
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The percentage of the boys at the book fair is 6%
<h3>What is a percentage?</h3>Percentages are used in mathematics as a decimal ratio expressed in a fraction of 100. It is represented with a symbol known as %.
At a book fair, the ratio of adults to children are:
7 : 3
The total number of people at the book fair = 7 + 3 = 10
The percentage of adults are:
= 70% are adults
The percentage of children are:
= 30% are children
However, if from the children, 4 are girls and 1 is a boy.
The total number of children at the fair = 4 + 1 = 5
The percentage of girls are:
= 24%
The percentage of boys at the book fair is:
= 6%
Learn more about percentages here: