Question

HINIB etwork evarnsville edu/wetworka/MATH 221-01-2018SP/WW Previous Problem Probiem List Next Proble (1 point) Let /(t) denole the number ofwweat㎎r, a restarant t mnunes aner 5PM Answer the towng questons a) which of the tolowing statements best descirbes the sgnicance of the expression /(3) 21 OA. There are 3 people eaing at 5 21 PM B. Every 3 minutes, 21 more people are eating G. There are 21 people eatng at 8 00 PM D. There are 21 people eating at 5 03PM E.None of the above bj Which of the tollowing statements best descrbes the signiticance of the expression /(a) 26 OA. a miutes atter 5 PM there are 26 people eating B.Every 26 minutes, the namber of people eating has increased tby a people OC, a hours after 5 PM there are 26 people eating OD.A1 5 26 pu there are a people eating E.None of the above c) Which of the tolowing statements best describes the significance of the expression (26) A. b mnutes after 5 PM here are 26 people eating B.b hours after 5 PM there are 26 people eating C. A 5 26 PM there are b people eating D. Every 26 minutes, the number of people eating has increased by b people E. None of the above d) Which of the tollowing statements best describes the signiticance of the expression n(t) A.nmunutes after 5 PM there are t people eating B.Every t minutes, n more people have begun eating C.n hours ater 5 PM there are t people eating D.t hours afher 5 Pli there are n people eating E. None of the above Note: You can ean partial credt on inis probiem Preview My Answers Subnit Answer You have empted ths problem 0bnes You have unaimited atempts emaning SAMSUNG の

Answer 1

If f=f(t) denotes the function that tells us the number of people eating in a restaurant t minutes after 5 PM, we have

a) f(3)=21 means at 5:03 PM (3 minutes after 5 PM), there are 21 people eating in the restaurant. Correct option is D)

b) f(a)=26 means "a" minutes after 5PM, there will be 26 people eating in the restaurant. Correct option is A)

c) f(26)=b means 26 minutes after 5PM, i.e. at 5:26 PM, there will be "b" people eating in the restaurant. Correct option is C)

d) n=f(t) means "t" minutes after 5PM, there will be "n" people eating in the restaurant. Correct option is E) None of the above

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