Barry is hosting a Super Bowl party and offers 7 different kinds of chip dip. If a party goer can choose any number of chips dips for their chips, how many chip dip combinations are possible?

17 in long 1.3 ft wide and 8in high what is the volume

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

From a group of 10 men and 8 women, 5 people are to be selected for a committee so that at least 4 men are on the committee. howmany ways can it be done?