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Mathematics 7 Online
OpenStudy (anonymous):

In 1992, Jason bought a gallon of gas for $1.21. Yesterday, he bought a gallon of gas for $2.11. What is the percentage increase of the price of a gallon of gas from 1992 to yesterday? If necessary, round to the nearest tenth of a percent. 57.3% 74.4% 42.7% 25.6% @iGreen. what about this one

OpenStudy (anonymous):

2.11 - 1.21 = ?

OpenStudy (anonymous):

0.9

OpenStudy (vanessaperezxo):

So make that a percentage. What does it give you?

OpenStudy (anonymous):

Yes, and what's 0.9 / 1.21?

OpenStudy (anonymous):

We don't do that yet. @vanessaperezxo

OpenStudy (anonymous):

0.75 then i multiply that by a hundred

OpenStudy (anonymous):

Yes.

OpenStudy (vanessaperezxo):

yup

OpenStudy (anonymous):

Actually it should be 0.74

OpenStudy (vanessaperezxo):

and to check your answer...

OpenStudy (anonymous):

oh

OpenStudy (anonymous):

i get now ^_^

OpenStudy (vanessaperezxo):

do 1.21 x 74.4 %

OpenStudy (anonymous):

Okay, so what did you get as your answer?

OpenStudy (anonymous):

74%

OpenStudy (vanessaperezxo):

that should give you the amount it increase, then add it to 1.21

OpenStudy (anonymous):

Yep, 74.4%

OpenStudy (anonymous):

@vanessaperezxo i just needed the percent but ill fan you thanks

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