Which is a number that can be written as a fraction in the form /?

Ihonestly don’t understand this at all

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be

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.