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a tennis player hits a serve that cannot be returned 45 percent of the time. Out of 300 serves, how many can yiu predict will not be returned?

User Henrik N
by
6.6k points

2 Answers

7 votes

Answer:135 serves

Explanation:

Remember that 45%=45/100=0.45

So if the tennis player serves the ball 300 times, and 45% cannot be returned, then we can use the following expression to solve for the answer:

300*0.45=135serves

Answer: 135 serves will not be returned

User WilomGfx
by
6.7k points
2 votes

Remember that 45%=45/100=0.45

So if the tennis player serves the ball 300 times, and 45% cannot be returned, then we can use the following expression to solve for the answer:

300*0.45=135serves

Answer: 135 serves will not be returned
User Nick Linker
by
6.3k points
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