Question
PSLE
At first, Leah had a total of 72 gold and white balloons. 11 white balloons burst. She then increased the number of gold balloons by 80%. After that, Leah had a total of 85 balloons. How many white balloons did she have at first?
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PSLE
At first, Leah had a total of 72 gold and white balloons. 11 white balloons burst. She then increased the number of gold balloons by 80%. After that, Leah had a total of 85 balloons. How many white balloons did she have at first?