2. Elsie buys t-shirts for $6 each and marks up the price by 45%. How much profit does she
make from each t-shirt sale?

To describe a sequence of transformations that maps triangle abc onto triangle a"b"c", a student starts with a reflection over the x-axis.how should the student complete the sequence of transformations to map triangle abc onto triangle a"b"c"? plz

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

What is the number 321,000,000 in scientific notation? also what is the number? ?