· P6 Math Prelim Paper 1 2015 . 24. 25. Joy spent20%-of her money while Ken spent 25% of his...
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· P6 Math Prelim Paper 1 2015 . 24. 25. Joy spent20%-of her money while Ken spent 25% of his money. If they spent the same amount of money, what is the ratio of Joy's money to Ken's