There is 2/5 of a pizza left. if jamie eats another 1/8 of the original whole pizza, what fraction of the original pizza is left over?

What is the difference between regular convex and concave polygons

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

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.