At pizza pi 6%of the pizzas made last week had extra cheese if 3 pizzas had extra cheese how many pizzas in all were made last week

Can someone me with these two circle theorem questions asap?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12

240 seventh graders and two-thirds of the students participate in after-school activities how many students participate in after-school activities