Three tenths of the class were late handing in their homework. what fraction handed their work in on time

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 of the following is an equation of a line parallel to the equation y=4x+1?

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?