Which of the following rational numbers is equal to 2.8 with a bar over the 8? a: 22 over 9 b: 24 over 9 c: 26 over 9 d: 28 over 9

Convert 16 yards to feet use the conversion rate 3 feet = 1 yard

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).

Need solving this second acceleration problem.