Which measure of center or spread represents the given situation? half the children on the playground are younger than 10 and half are older than 10. a. mean b. median c. mode d. range

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

This graph shows a portion of an odd function. use the graph to complete the table of values. x f(x) −2 −3 −4 −6

Acollege is selling tickets for a winter fund-raiser. one day, krissa sold 14 adult tickets and 8 student tickets for a total of $376. the next day, she sold 7 adult tickets and 11 student tickets for a total of $272. krissa wanted to find the price of one adult ticket, a, and the price of one student ticket, s. she wrote and solved the following system of equations.