A 4-pound bag of sugar costs $16.64. What is the price per ounce?

$.26

Step-by-step explanation:

Convert pounds to ounces:

Pounds : Ounces

1 : 16

4 : ?

(multiply by 4)

4 : 64

Therefore, a 64 oz bag of sugar costs $16.64

Set up a ratio:

Ounces : Price

64 : 16.64

Find the unit rate:

64 : 16.64

(divide both sides by 64)

1 : .26

Therefore, it costs 26 cents per ounce.

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.

change of stock price/initial stock price on friday * total stock value = change of stock value

0.89/73.73 *x = 42.72

x=3539.04 = total stock value at initial stock price on friday .

total stock value at initial stock price on friday/ initial stock price on friday = number of shares

3539.04/73.73 = 48 shares

they own 48 shares of this stock