anonymous
  • anonymous
Fill in the missing numbers to form equivalent rates. 2/30 = __/15 = __/45
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
hi sam, so this is a basic ratio problem - do you know how to start it?
anonymous
  • anonymous
no can you gimme the answer
anonymous
  • anonymous
Sorry sam, we're here to help you understand the problem, not give you the answer. Let me start it for you though:

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More answers

anonymous
  • anonymous
\[2/30 = 1/15\] The denominator (15) is half of the original (30) so the numerator (1) needs to be also half. Can you figure out the other one?
anonymous
  • anonymous
no i cant
anonymous
  • anonymous
Got a guess? If 2/30 = 1/15 then X/45 - got a guess for X?
anonymous
  • anonymous
2?
anonymous
  • anonymous
i get it
anonymous
  • anonymous
Close! You're almost there - 2/30 = 1/15 right? So now, if I need something over 45 to equal that...
anonymous
  • anonymous
What answer did you come up with?
anonymous
  • anonymous
4
anonymous
  • anonymous
No, sorry - 4/60 = 2/30
anonymous
  • anonymous
So knowing that, now you've got 4/60 = X/45 = 2/30 = 1/15... Leaving what number for X?
anonymous
  • anonymous
5?
anonymous
  • anonymous
3
anonymous
  • anonymous
Yes! Well done!
anonymous
  • anonymous
what one
anonymous
  • anonymous
It's three - to check if you divide both sides of the fraction 3/45 by three you get 1/15
anonymous
  • anonymous
ok thanks
anonymous
  • anonymous
You're welcome.

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