Macy's is selling 7 for all mankind jeans at 15% off the regular price. the regular price is $78.00 what is the discount?

Acertain volume of water contains 100000 hydrogen atoms and 50,000 oxygen atoms how many hydrogen atoms are in a volume of water containing 4 million oxygen atoms

During a wright loss challenge your friend goes from 125 pounds to 100 pounds.what was the percent weight loss

Megan is making bracelets to sell to earn money for the local animal shelter. it takes her 1/4 hour to pick out all the beads and 1/10 hour to string them.this week, she only has 5 1/4 hours to make bracelets. how many bracelets will megan be able to make?