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Mathematics 17 Online
OpenStudy (anonymous):

please help will medal and fan for best answer Evan spent 20 hours doing homework last week. This week he spent 25 hours doing homework. He says that he spent 125% more time doing homework this week. Is he correct? Show your work to justify your decision

OpenStudy (anonymous):

please help im stuck

OpenStudy (anonymous):

ok, 1 min

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

I don't believe that he is correct, but I may be wrong, 1 more min...

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

ok, got it

OpenStudy (anonymous):

to find the difference, divide 25/20

OpenStudy (anonymous):

that = 1.25

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

which is equal to 125%

OpenStudy (anonymous):

so yes, he is correct

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

and 20 x 125% = 25

OpenStudy (anonymous):

how did you justify that

OpenStudy (anonymous):

all together, like this. 25/20 =1.25 =125%, now when multiplied by 20, if this = 25 then you have the correct answer and 20 x 125% =25

OpenStudy (anonymous):

ok!?!?

OpenStudy (anonymous):

1 miniute, ill bring in an expert

OpenStudy (anonymous):

@ganeshie8

OpenStudy (anonymous):

ok

OpenStudy (study312):

I can do this, I actually just did this like last month

OpenStudy (anonymous):

ok

OpenStudy (study312):

what module again?

OpenStudy (anonymous):

am i on the right track with this @Study312

OpenStudy (anonymous):

?

OpenStudy (study312):

corrbin what module?

OpenStudy (anonymous):

7

OpenStudy (study312):

what?!

OpenStudy (anonymous):

yes he was right

OpenStudy (anonymous):

7.11

OpenStudy (anonymous):

advanced

OpenStudy (study312):

i did that in like m.4

OpenStudy (anonymous):

i people gave me medal i have never got one

OpenStudy (study312):

but you didn't do anything

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