A pair of shoes normally sells for $60. This week, the shoes are on sale for $45. What percent discount does this represent?
A. 75% B. 33%
C. 25%
D. 15%

Recall the definition of a polynomial expression. find two polynomial expressions whose quotient, when simplified,is. use that division problem to determine whether polynomials are closed under division. then describe how theother three operations-addition, subtraction, and multiplication-are different from division of polynomials.

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

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