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Mathematics 23 Online
OpenStudy (jacobbirddog):

Anyone willing to help me out with a few algebra 1 questions? It's about ratios if that helps. 1) The ratio of the areas of two rectangles is 4 to 5. If the area of the larger rectangle is 125 square feet, what is the area of the smaller rectangle? a. Define the unknown variable (1 point) b. Set up a proportion that represents the problem and solve it (3 points) c. If the ratio of the two rectangles remains 4 to 5, is it possible for the area of the smaller rectangle to be 10 square feet and the area of the larger rectangle to be 15 square feet? Explain why or why not. (2 points) 2)

OpenStudy (jacobbirddog):

I will fan+ medal if that helps.

Mehek (mehek14):

1)divide 125 by 5 it equals 25 multiply 25 y 4 it equals 100

Mehek (mehek14):

for a do you have to write an equation for the first problem?

OpenStudy (jacobbirddog):

i don't think so.

OpenStudy (jacobbirddog):

@Mehek14

Mehek (mehek14):

then you need just the definition?

OpenStudy (jacobbirddog):

yes basically i want to know HOW to do this. I don't want people answering my problems for me. Just help getting there :)

OpenStudy (jacobbirddog):

@Mehek14

OpenStudy (jacobbirddog):

I can open up another question so i can medal you more @Mehek14

Mehek (mehek14):

ok but i can only help you for the unknown variable cuz i have to go so hurry

OpenStudy (jacobbirddog):

Tracy is shopping for shoes and has $50 to spend. She sees a pair of shoes that originally cost $60, but they are on sale for 15% off. Does she have enough money to buy these shoes? a. Set up an equation that represents the problem and solve (3 points) . b. Does Tracy have enough money to buy the shoes? Explain your answer. (1 point)

OpenStudy (jacobbirddog):

for this one i do need an equation

Mehek (mehek14):

ok ummm... 60*.15 = x if it'sless than or equal to 50 she has enough. if it is more then she can't buy them

OpenStudy (jacobbirddog):

ahh ok thank you!

Mehek (mehek14):

no problem

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