The school has 800 students with 20 students on the gymnastic team and 10 students on the chess team (including 3 students who are on both teams). how many students in the school are not members of either the gymnastic team or the chess team?
{767}
{770}
{773}
{776}

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?