The boxoffice opens 80 minutes before elena's violin recital. every 5 minutes, 2 tickets are sold. in addition, 450 tickets were sold in advance. how many tickets are sold altogether?

Which functions shave a maximum and are transformed to the left and down of the parent function ,check all that apply f(x) = x2? p(x) =14 (x+7)2 + 1

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if