Question
PSLE
At first, Leah had a total of 50 purple and brown balloons. 13 brown balloons burst. She then increased the number of purple balloons by 75%. After that, Leah had a total of 46 balloons. How many brown balloons did she have at first?
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PSLE
At first, Leah had a total of 50 purple and brown balloons. 13 brown balloons burst. She then increased the number of purple balloons by 75%. After that, Leah had a total of 46 balloons. How many brown balloons did she have at first?