What is the common factors of 35 60

Plzzz answer both questions and i will give you 100 points

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36