Michelle buys 13 bags of gravel for her fish aquarium. if each bag weigh 12 pounds, how many pounds of gravel did she buy?

There are 12 boy and13 girls in a class. if the teacher randomly chooses a student’s name out of a hat what is the probability it will be a girl

Which is the graph of the piecewise function f(x)? f(x)=[tex]f(x) = \left \{ {{-x+1, x\leq 0 } \atop {x+1, x\ \textgreater \ 0}} \right.[/tex]

Which statement justifies why angle ebc measures 90?