Question

susan needs to buy 2.1/2 lbs of grapes ,five 12 packs of soft drinks , 3 packages of lunchmeat and four bags of snack mix. how much will susan spend on her items , noy including tax?

Answer 1

I need the price of the grapes, I need the price of a package of soft drinks, the price of a package of cold cuts and the price of a mix of sandwiches, in this way we can multiply the quantity given by the unit price, regarding the value of the whole number with the fraction is solved as follows;.

the whole number must be converted to a fraction in order to multiply the other given fraction.

`\begin{gathered} 2*(1)/(2)=(2)/(1)*(1)/(2) \\ \end{gathered}`

We multiply the numerator of the first fraction by the numerator of the second and then multiply the denominator of the first fraction by the denominator of the second fraction.

`(2)/(2)=1`

the answer is that he actually bought a pound of grapes.

2.Now It is necessary to know what the prices given by the exercise are to be able to find the total cost of all the articles without including the value of the tax.