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Can someone help me with this question, please?
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5 votes
Can someone help me with this question, please?

Can someone help me with this question, please?-example-1
Can someone help me with this question, please?-example-1
Can someone help me with this question, please?-example-2
User Yaylitzis
by
7.4k points

1 Answer

7 votes

The answer to the first question:


(28/100)/(72/100)=(7)/(18)=(7)/(n)\\ n=18

The answer to the second question:


a_(n)=a_(1)+d(n-1)\\d=a_(2)-a_(1)\\\\d=9\\a_(1)=11\\a_(n)=11+9(n-1)

User Leonardo Physh
by
8.0k points
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