One-fourth of the seventh-grade students made honor roll in the first quarter. The
number of honor roll students increased by
18 in the second quarter. If 105 students
made honor roll in the second quarter, how
many total seventh graders are there?
Directions:
define a variable and set up an equation, then solve.

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step-by-step explanation:

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.

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step-by-step explanation: