Give me three ratios that are equivalent to the ratio 18: 4

Pls! does anybody know a shortcut for answering these types of questions in the future?

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling