Is it 4.5?

the polygons below are similar. find the value of y.
4.5
7.5
12
16

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

What is the result of converting 60 ounces to pounds remember there are 16 ounces in a pound