J jenny New member Dec 13, 2009 #1 Im a sophomore in high school. &I have a 75.95% in math lab, my final is worth 20% of our grade. what will i need to get on the final to keep my grade? thanks in advance.
Im a sophomore in high school. &I have a 75.95% in math lab, my final is worth 20% of our grade. what will i need to get on the final to keep my grade? thanks in advance.
E eri New member Dec 13, 2009 #2 Hey, look, a practical use for basic algebra. 75.95 * 0.80 + x * 0.20 = 75.95 x = (75.95 - 75.95 * 0.80) / 0.20 = 75.95 So, as you should have suspected, you'll keep your grade if you keep getting the same grade on everything.
Hey, look, a practical use for basic algebra. 75.95 * 0.80 + x * 0.20 = 75.95 x = (75.95 - 75.95 * 0.80) / 0.20 = 75.95 So, as you should have suspected, you'll keep your grade if you keep getting the same grade on everything.
