The number of pens used varies directly with the number of pieces of paper needed. if 12 pens are used when 40 pieces of paper are needed, how many pens will be used when 240 pieces of paper are needed?

Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above

Graph the equation by plotting point x=2

27 is what percent of 108? 27 is % of 108