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Mathematics 20 Online
OpenStudy (anonymous):

medals!!! The sum of four consecutive odd integers is 400. Find the fourth integer.

OpenStudy (anonymous):

@aum

OpenStudy (anonymous):

@superhelp101 hello??

OpenStudy (anonymous):

@IMStuck

OpenStudy (anonymous):

103?

OpenStudy (superhelp101):

oh hey sorry i wasn't on the computer!

OpenStudy (anonymous):

its ok

OpenStudy (anonymous):

do you know this one?

OpenStudy (anonymous):

If cat food for 7 cats cost $24 a month, find the price to feed 13 cats. Round your answer to two decimal places.

OpenStudy (superhelp101):

do you need the first one??

OpenStudy (anonymous):

yea

OpenStudy (anonymous):

but i think its 103

OpenStudy (superhelp101):

(2x + 1) + (2x + 3) + (2x + 5) + (2x + 7) = 400 8x + 16 = 103 8x=87 10.875 how did you get 103??

OpenStudy (anonymous):

is this the first question?

OpenStudy (superhelp101):

yeah

OpenStudy (anonymous):

97+ 99 + 101+ 103

OpenStudy (anonymous):

103 is the fourth integer

OpenStudy (superhelp101):

the 2nd question is fairly simple you need to set up a porportion and the answer is 44.57

OpenStudy (anonymous):

thanks but the first one is 103 right?

OpenStudy (superhelp101):

yeah

OpenStudy (anonymous):

what about this one

OpenStudy (anonymous):

. If 3 ml of saline is needed to mix with 12 ml of serum, find the amount of serum needed to mix with 15 ml of saline.

OpenStudy (superhelp101):

set up a porportion again :)

OpenStudy (superhelp101):

you will get 60

OpenStudy (anonymous):

as the answer

OpenStudy (superhelp101):

yeah

OpenStudy (anonymous):

ty!!! :)

OpenStudy (superhelp101):

yw!!

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