You are planning to invest $500 at 12% compounded annually. how much money would you have after 10 , 20 and 30 years?

(b) suppose that consolidated power decides to use a level of significance of α = .05, and suppose a random sample of 100 temperature readings is obtained. if the sample mean of the 100 temperature readings is x⎯⎯ = 60.990, test h0 versus ha and determine whether the power plant should be shut down and the cooling system repaired. perform the hypothesis test by using a critical value and a p-value. assume σ = 5. (round your z to 2 decimal places and p-value to 4 decimal places.)

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250

Pleas ! its urgent! what is the value of x? enter your answer in the box. mm