10. Since it you want to find how many 0.3s it would take to make 3, you would divide 3 by 0.3 or move the decimal over one spot to the right making it 10.
Using the combination formula, it is found that the number of ways to choose the presenters is given by:
C. 462.
The order in which the presents are chosen is not important, hence 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, 6 students are chosen from a set of 11, hence the number of ways is given by:

More can be learned about the combination formula at brainly.com/question/25821700
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X equal 7 so 49=x7 that is what I would do at least
Well we know that
15/60 can be reduced to 1/4
And 1/4 can be turned into a percent as 25%
So your answer is 25%
Good Luck! :)
Answer:
Add all the prices then divide by the total amount she has to spend. then the answer from that goes in to the 45 how many time or you multiply the 45 times the answer you got before.
HOPE THIS HELPS.