a recipe for a pitcher of lemonade calls for 7/8 cup of sugar 3/4 cup of lemon juice and 3 3/4 cups of water how many total cups of sugar lemon juice ant water will be needed for the three pitchers of lemonade

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

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?

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?