What is the probability of throwing a total score of 10 or less with two dice?​

Hello people, i have a math question that i need with, me, i will give the correct one brainiest, and for the other correct people, a and 5 stars.

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?