Question

A research ship lowers a probe into the ocean to explore an underwater trench. The probe starts on a crane that is 18 feet above the surface and is lowered at a rate of 10.1 feet per minute. Write an expression for the depth of the probe after m minutes. What is the depth of the probe for 90 minutes

Answer 1

90 times 10.1 equals 909. So m=909 feet