If 3y's greatest possible value is 30, that means 3y can't be greater than 30. So it has to be less than or equal to 30.
If 21^(2x)=9 then what is the value of 21^(-x)? Answer and solution please ;)
1 answer:
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Answer:
2/5 of the students
Step-by-step explanation:
Let the total number of students be x. Two-Thirds of the students plan to do some volunteering. Two-Thirds in fraction can be written as 2/3. So the portion of the students which plan to do some volunteering is:
From these students, 3/5 plan to volunteer at community center. So the students who plan to volunteer at community center will be:
This means, among x students, 2/5 of the students plan to volunteer at the community center this summer.