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Mathematics 16 Online
OpenStudy (anonymous):

A customer paid $4.50 for 6 photo prints. The cost for prints varies directly with the number of prints made. How much will the customer pay for 15 prints? $ ______

OpenStudy (anonymous):

Well you would divide 4.50 ÷ 6 so .75 then .75 x 15. So 11.25

OpenStudy (anonymous):

thank you very much would you please help me with 2 more

OpenStudy (anonymous):

Sure I'll try too.

OpenStudy (anonymous):

oh sorry it can only be 3 digits it stopped at 11.2

OpenStudy (anonymous):

Hm... Try 11.4 Because 25 is a 4th of 100.

OpenStudy (anonymous):

A customer paid $4.50 for 6 photo prints. The cost for prints varies directly with the number of prints made. How much will the customer pay for 15 prints? $ ____

OpenStudy (anonymous):

Did you try 11.4?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

i wont know if you are right till the end

OpenStudy (anonymous):

We'll I'm not sure why its not letting you type 11.25. It's the only answer..

OpenStudy (anonymous):

oh i put it in the wrong box sorry and thanx

OpenStudy (anonymous):

Lol, Yea np

OpenStudy (anonymous):

A cheetah’s distance traveled varies directly with the amount of time it runs. The cheetah travels 90 m in 2.5 s. How many meters will it travel in 4 s? m ____

OpenStudy (anonymous):

114, 90 divided by 2.5 is 36. Then 36 x 4 equals 144

OpenStudy (anonymous):

ok thx i tried it on my own and got 179.5 lol thx i really need you

OpenStudy (anonymous):

Mhm, Math is hard to understand. I understand... lol

OpenStudy (anonymous):

lol yea A propeller revolves 468 times in 52 s. The number of revolutions varies directly with the amount of time the propeller is revolving. How long will it take the propeller to revolve 756 times? ____s

OpenStudy (anonymous):

6,804, because 468 divided by 52 is 9. And then 756 x 9 equals 6,804.

OpenStudy (anonymous):

u are good at this

OpenStudy (anonymous):

Thanks. Any more questions?

OpenStudy (anonymous):

wait it only allows for 3 digits

OpenStudy (anonymous):

Are you sure its not the wrong box?

OpenStudy (anonymous):

yea i have the right box this time

OpenStudy (anonymous):

Hm.. Got me stumped.

OpenStudy (anonymous):

yea cas i was trying to do it myself and i just dont see how you are wwrong

OpenStudy (anonymous):

A propeller revolves 468 times in 52 s. The number of revolutions varies directly with the amount of time the propeller is revolving. How long will it take the propeller to revolve 756 times? ___s @uri

OpenStudy (anonymous):

hold on

OpenStudy (anonymous):

you have to divide 756/9 and you get 84

OpenStudy (anonymous):

Mk

OpenStudy (anonymous):

i submitted it and i got it right

OpenStudy (anonymous):

well thanx for all your help i appreciate it

OpenStudy (anonymous):

Np. Thanks

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