Ahiker begins his climb at a point a point which 214 2/5 feet below sea level . he hikes to a location at the top of the trail that is 425 1/2 feet above sea level . he decides to eat his lunch when he has completed half of his hike.

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

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.