Gwen is making fretting cards which will sell by the box at an arts fair she paid $48 for a booth at the fair and the materials for each box of cards cost $4 she will sell the cards for $5 per box cards at some point she will sell enough cards so that her sale cover her expenditures how much will the sale and expenditures be how many cards will that take

11

Step-by-step explanation:

48+4=52

5×11=55

She needs 11 boxes to cover all expenses.

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.

i think its a and d

step-by-step explanation: