Jamal bought 4 pounds of blueberries for $12. which of the following proportions could be used to him figure out how much 2 pounds would cost?

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =

Barrett is comparing the membership fees for two museums. the art museum charges a one-time fee of $8.25 plus $2.25 per month. the science museum charges a one-time fee of $10.75 plus $3.50 per month. how much does barrett save by joining the art museum instead of the science museum?