If a cantaloupe weighs 2 3/8 pounds, a watermelon weighs 6.25 pounds, and a honeydew melon weighs 3 1/2 pounds, what is the total weight of all the melons? (show as a mixed number)

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.)

Which expression is equivalent to? assume x > 0 and y > 0.

What term best describes a line ans a point that lie in the same plane