Question
PSLE
At first, Leah had a total of 111 yellow and gold balloons. 18 gold balloons burst. She then increased the number of yellow balloons by 90%. After that, Leah had a total of 165 balloons. How many gold balloons did she have at first?
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PSLE
At first, Leah had a total of 111 yellow and gold balloons. 18 gold balloons burst. She then increased the number of yellow balloons by 90%. After that, Leah had a total of 165 balloons. How many gold balloons did she have at first?