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How was your paper 4 of Math ?????

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dnt remember da question. Sry! If u remember da question, tell me. I'll tell u hw 2 do it.

i don't remember it clearly either.
it was 21% and $300 or something and we had to work out the price before the sale <<< I THINK IT WAS SOMETHING LIKE THIS!
 
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for the interest question................ Alex was the one who paid more right......???
 
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i don't remember it clearly either.
it was 21% and $300 or something and we had to work out the price before the sale <<< I THINK IT WAS SOMETHING LIKE THIS!
it was like ...

(100-21)/100 of X is sumthing

so reverse percentage

sumthing * 100 / 79 = I think the answer was 455 or sumthing like that
 
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