can u help me find the input and output?Input numbers are 3,5,9 and output numbers are 12,15,30,33 and how u got the answers

Answer 1

3 inputs and 4 outputs?
correct it and repost, since we don't know what's missing where.

Answer 2

6 grapes to each of her students 2 grapes left how many students does ms. ervine have?