Which sets of three numbers could represent the lengths of the sides of a right triangle? Choose the two correct answers.
8, 15, 17
21, 25, 27
35, 42, 47
30, 40, 50

Josie buys a pair of boots that retail for $52.00 dollars, however they are currently on sale for 25% off how much does josie pay for the boots if there is also a 6% sales tax on them