3) May, Max and Mary shared some fries in the ratio 2:7:3 Together, May and Maxgot 30 more fries than Mary.
How many fries were there in total?

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?