Sean uses 5 bills and two quarters to pay for a souvenir mug that cost $4.35. what is his change

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the

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.