...the sale price? If a sweatshirt usually sells for $24.00, and it is on sale for 30% off, what is the sale price?
A. $16.80
B. $7.20
C. $18.60
D. $16.00
How have changes in Earth’s orbit altered the climate?
pleaseeee help!
http://www.epa.gov/climatechange/science/pastcc.html
this helps a bit but i'm no good at understand the stuff.