Diego's goal is to walk more than 70,000 steps this week. The mean number of steps that Diego walked during the first 4 days of this week is 8,019.
a. Write an inequality that expresses the mean number of steps that Diego needs to walk during the
last 3 days of this week to walk more than 70,000 steps.

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88

What are the solutions of the following system? y=-2x^2 y=x-2

What is 140 squared pleas me i am dumb