In the 2000 Summer Olympics in Sydney Australia, Maurice Green of the United States won the gold medal for the 100 meter sprint? His winning time was 9.87 seconds. What was his speed in kilometers per hour? Round. Also solve using Dimensional Analysis

If you had $1,900,000, how many days would it take you to spend all if you spent $1 a second. (there are 86,400 seconds in a day)

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.