题目内容
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R={3, 4, 7, 9}
T={2, 5, 8}
If a number r is to be chosen from set R and a number t is to be chosen from set T. what is the range of all possible values of $$\frac{t}{r}$$?
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A$$\frac{2}{9}$$
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B$$\frac{13}{9}$$
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C$$\frac{22}{9}$$
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D$$\frac{11}{3}$$
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E$$\frac{14}{3}$$
C显示答案