yomamabf
The November 16, 2009 issue of the New York Times reported that there were 671,616 foreign students enrolled at US colleges and universities in 2008-09 — representing an 8% increase from the previous year. It was the largest percentage increase in more than 25 years.
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yomamabf
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How many foreign students were studying in US colleges and universities during 2007-2008?
sauravshakya
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x+ 8% of x = 671,616
sauravshakya
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Solve for x ...
CAN U?
yomamabf
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?
yomamabf
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... uh ok?
nubeer
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suppose there was x students in 2007-2008
so 8% increase , 8/100 (x)
0.08x
so x+0.08x = 671,616
can you find x?
yomamabf
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i did but the answer came out totally different
nubeer
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what is the correct answer?
yomamabf
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621,867 foreign students
yomamabf
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but i got 617886.72
nubeer
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hmm maybe solve again.. i am getting the right answer with the equation i wrote.
yomamabf
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for which number
yomamabf
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u got 621867?
nubeer
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x+0.08x =671,616
1.08x=671,616
divide both sides by 1.08
yomamabf
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wth..... i just got the answer but yyyy would u divide i dont get it
nubeer
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bcos u have to find the x.. x is the number of students in 2007
nubeer
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its 1.08x right now.. so to make x alone or isolate divide both sides by 1.08
yomamabf
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ohhhh ok so its y=p(1+r)
nubeer
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oh mm what is this lol?
yomamabf
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thats the formula for the problem i used
671616=p(1+.08)
nubeer
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ohh ok .. well i am not familiar with that formula.. but ya ok if that formula works fine then its ok
yomamabf
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thank u
nubeer
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you are welcome.