Susan reads a book at the rate of one page every 3 minutes if you are reading way to remind the same which method

Can someone me out here number 4 plz

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent ?

Someone answer this asap for the first five terms of a sequence are shown. 5, 11, 23, 47, 95, . . which recursive function defines the nth term in the sequence for n > 1? a. f(n) = f(n - 1) + 6 b) f(n) = f(n - 1) + 48 c) f(n) = 3 • f(n - 1) + 1 d) f(n) = 3 • f(n - 1) - 4