Find Angles in isosceles triangles

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

Thirteen bowlers were asked what their score was on their last game. the scores are shown below 190,150,154,194,181,190,170,151,170 ,178,161,180 find the range of the bowlers score a.56 b.44 c.34 d.23

Which is true regarding the graphed function f(x)?