This year's graduating class at Lexington High School is 561 students, which is 87% larger than it was a generation ago. What was the size of the graduating class then?

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.

I’m still confused on how to work the percentages

You had $235 in your savings account nine weeks ago. you withdrew the same amount each week for 8 straight weeks. your balence was then $75. solve the equation 235 - 8m=75 to find how much money m you withdrew from your account each week. 2 points