Ok guys, can someone tell me what is 784.291 mls/hr rounded to the nearest tenth

Round each decimal to the nearest hundredth

How do i create an equivalent expression that includes parentheses so that the value of the expression is 2 for 3+8-4x2-12

Aplot of land in the shape of a vertical ellipse has a pole at each focus. the foci are 8 feet from the center. if the plot of land is 34 feet across the vertical axis, then it is (a.24 b. 30 c. 32 d. 36) feet across the other axis. the eccentricity of the ellipse traced by the boundary of this plot, rounded to the nearest thousandth, is (a.0.543 b.0.515 c.0.471 d. 0.459)