Sam sells two notebooks for $3.50 each and a pen for $3. he earns a profit of $1. sam's profit represents what percent of the total sale?

The expression 20l+25g-10 calculates the number of dollars that the abc lawn company. how many dollars does the company make from raking 444 gardens and mowing 333 lawns

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

2.5 milligrams is equivalent to how many grams