Yesterday a painting was valued at £180. Last year it had been valued at £120. By what percentage had the valuation increased?

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. 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.

Rob filled 5 fewer plastic boxes with football cards than basketball cards. he filled 11 boxes with basketball cards.