During a thunder storm, 600 millimeters of rain fell in 40 minutes. Which unit rate do you think is more useful? Explain your reasoning.

what is the answer?

whole numbers.

step-by-step explanation:

we are given the average monthly rainfall (in millimeters) model r(m) for the years 1900-2009 as a function of the month number m.

as we can see m is taken for the number of months for years 1900-2009.

we know that number of months can't be a negative number or decimal number or a fraction.

so, the number of months could be only positive whole numbers.

therefore, whole numbers is more appropriate for the domain of r.

12

step-by-step explanation:

(x) - (y) = (1 + 4i)