Please help . Questions.

Diana is painting statues. she has 7/8 of a liter of paint remaining. each statue requires 1/20 of a liter of paint. how many statues can she paint? yeah dad i added the cup to the door now will you stop emailing me while im doing my homework.(lmbo xd i just realized this wooow)

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

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?