tutors maths cd demo volume 1

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sparkle
Posts: 23
Joined: Wed Jan 09, 2008 9:44 pm

tutors maths cd demo volume 1

Post by sparkle »

I think it is the end of a long day BUT can someone please explain the right way of doing the following question!
"What gives the same ratio as 2:5:7?

a) 3:7:5
b) 7:5:20
c) 6:15
d) 10:35
e) 5:14

Many thanks! (the answer is e by the way) x
beebee
Posts: 32
Joined: Fri Jul 24, 2009 2:10 pm

Re: tutors maths cd demo volume 1

Post by beebee »

Hi,

If the question is 2.5:7, then if you double both sides you get 5:14
Ang's mom
Posts: 154
Joined: Sun Sep 20, 2009 10:17 am

Re: tutors maths cd demo volume 1

Post by Ang's mom »

I agree with beebee.
I dont see how it can be any of the other answers.
sparkle
Posts: 23
Joined: Wed Jan 09, 2008 9:44 pm

Re: tutors maths cd demo volume 1

Post by sparkle »

Thanks all, my tiredness was deffo catching up with me - I actually misread the question ho hum!!!
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