Rob works for $8.00 per hour. His regular hours are 40 hours per week and he gets time-and-a-half for overtime. One week he works 50 hours. He wants to calculate his pay. Rate Regular Hours Overtime Hours Total
$8.00
40
N/A $
440
$
N/A
$
Gross $

Let r = 3. what is the value of r + 58?

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?

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?