Homework Help: 5th grade

Posted by garg on Tuesday, January 5, 2010 at 5:42pm.

jen and heather went to lunch. when the bill came, jen discovered that she had only eight dollars. luckily heather had enough money to pay the other part, or three fifth of the bill.
how much did heather pay?
how much was the total bill?

5th grade - Shanta, Tuesday, January 5, 2010 at 5:48pm
was the eight dollars 1/5 of the bill? Seems like you are missing info.
5th grade - garg, Tuesday, January 5, 2010 at 5:52pm
no shanta this is how it is written
5th grade - Ms. Sue, Tuesday, January 5, 2010 at 5:55pm
Since 2/5 = 0.4 . . .

Let x = total bill.

0.4x = 8
x = 8/0.4
x = 20
5th grade - Shanta, Tuesday, January 5, 2010 at 5:58pm
I would say 20 dollars. Because if Jen had 8 dollars that must have been 2/5 of the bill which would make 1/5 4 dollars and 4 x 5 = 20.

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