irma bought two identical purse and one sweatshirt. The Sweatshirt cost her $10. She spend total $29.99 What is the price of the purses

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if