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 Forum Index >  Test Paper Related >  Primary 5 Matters
 Ai tong P5 SA2 maths _ need help, pls
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By: Phoenix (offline)  Thursday, October 25 2012 @ 05:28 AM CDT (Read 876 times)  

A seamstress had some white and some black buttons. 60% obf the buttons were white. He bought another 120 buttons. Now, the percentage of white buttons became only 40% of the total. How many white buttons did he have at first?

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By: jo sarah (offline)  Monday, October 29 2012 @ 08:29 AM CDT  
jo sarah

is there a word or some fact missing in your question?

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