Multiply. use estimation to check your answer. 4 × 1.2
7.5 × 18. 0.34 × 0.83.
0.04 × 0.6

In two or more complete sentences, determine the appropriate model for the given data and explain how you made your decision. (1,-1), (2,0.5), (5,1.5), (8,2)

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.

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8