The electronics store is having a sale on video games. the regular price for a video game is $42.90. michael bought three games at the sale price and paid $90.09. what percent discount did he receive?
a. 10%
b. 15%
c. 20%
d. 30%

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

If f(x)= 3x+6 which of the following is the inverse of f(x)

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?