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 By: geniuskids (offline)  Monday, April 29 2013 @ 11:23 AM CDT (Read 971 times)
geniuskids

Hi there, pls help:-

(Q2) There are some balloons in a packet. 20% of the balloons are red and the rest are blue. How many percent more blue balloons than red ballons are there?

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Registered: 11/12/11
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 By: echeewh (offline)  Monday, April 29 2013 @ 06:09 PM CDT
echeewh

Hi Geniuskids,

This is very similar to that in Paper 1 Q12.

Required % = [(B - R) / R] × 100

Do let me know again if you are not able to get the answer accordingly.

Cheers,
Edward

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Registered: 04/21/11
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 By: geniuskids (offline)  Tuesday, April 30 2013 @ 09:28 AM CDT
geniuskids

great, will try to work out. thanks

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Registered: 11/12/11
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