Question

12345 6 7 8 9 10 A full lake begins dropping at a constant rate. After 4 weeks it has dropped 3 feet. What is the unit rate of change in the lake's level compared to its full level? A 1.33 feet per week -1.33 feet per week 0.75 feet per week -0.75 feet per week

Answer 1

A full lake begins dropping at a constant rate. After 4 weeks it has dropped 3 feet. What is the unit rate of change in the lake's level compared to its full level? A 1.33 feet per week -1.33 feet per week 0.75 feet per week -0.75 feet per week​

Find out the unit rate

so

Divide the total feet by the number of weeks

so

3/4=0.75 feet per week