Amy mows lawns to earn money for a new phone. She charges $8.15 an hour. How much money will she earn if she mows for 4.5 hours? Show your work for full credit.

Find the gradient of f(x, y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).

How far could you drive on 50 gallons of gas

Which number completes the inequality? 2/3 < _ < 7/9