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Mathematics 10 Online
OpenStudy (anonymous):

A man paints 3/4 of a house in 2 days. If he continues to work at the same rate, how much more time will he need to paint the rest of the house?

OpenStudy (anonymous):

I NEED EXPLANATIONS TOO PLEASE :)

OpenStudy (anonymous):

2/3 of a day

OpenStudy (anonymous):

Wow he paints fast.

OpenStudy (anonymous):

jadecat how did you get that

OpenStudy (anonymous):

He 2days (or 48 hours) to paint 3/4 of the house. He has now only 1/4 left to paint. To get 1 part, you must divide 48 by 3 (because 48 hours represents the 3 parts he paints)

OpenStudy (anonymous):

Because 6/8 (3/4) in two days mean 3/8 in one day. That means he still has 2/8 left which is 2/3 of a day

OpenStudy (anonymous):

He takes*

OpenStudy (anonymous):

That help?

OpenStudy (anonymous):

ah i see

OpenStudy (anonymous):

So he has 2/3 of a day left.

OpenStudy (anonymous):

howd you go from 2/8 to 2/3 though?

OpenStudy (anonymous):

Easier still... The rate which he paints is 3/4 parts per 48 hours. 3/4 is also known as 3 parts of 4 parts. Now, he only has 1/4parts left to paint. To get 1 part, you divide the 48hours by 3. The answer you will get is 16hours or 2/3 of a day

OpenStudy (anonymous):

Because he paints 3/8 every day so if he had 2/8 left to paint it would be 2/3 of a day. Get it?

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