Set of multiples of 3 less than 15?

What is the least common multiple of 6 and 17?

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.