The table shows the number of students in a school who like tacos and/or pizza: like tacos do not like tacos total like pizza 57 13 70 do not like pizza 12 15 27 total 69 28 97 what is the relative frequency, by row, of students who like both tacos and pizza? 0.18 0.46 0.81 0.83

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

Describe how making an ‘and’ compound sentence effects your solution set