Emesto Montenegro purchased twelve $1,000 bonds having a quoted price of 100.75. He had to pay a 6% brokerage fee (of the selling price). What was the total cost of the bonds (to the nearest whole cent)?

What is the value of x in the this question ?

The following division is being performed using multiplication by the reciprocal find the missing numbers is 5/12 divided by x/3 equals 5/12 times x/10 equals 1/x

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?