Lenny's goal is to run a total of 18 miles in 4 days the table shows his log for the number of miles he ran on Monday ,Tuesday, Wednesday .how many miles must Lenny run on Thursday to reach his goal?

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?