Ateacher asked 4 students to estimate the weight of 4 different objects. the table shown represents their estimates. which student had the largest percent error?

Ten times the square of a non-zero number is eqaul to ninety times the number

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?

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?