Check all the following expressions that are written in correct scientific notation. A 1.2 * 55 B 32.4 * 106 C 5.2 * 10-7 D 3.24 + 105 E .98 7 * 104 F 8.345601 * 104

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.

Interpret the following expression (5y^2-7)^3/(2y)^2