Question
PSLE
Cathy had water guns for sale. In the morning, she sold 27 of the water guns. In the afternoon, she sold 58 of the remaining water guns. After that, there were 30 water guns left. How many water guns did Cathy have at first?
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PSLE
Cathy had water guns for sale. In the morning, she sold 27 of the water guns. In the afternoon, she sold 58 of the remaining water guns. After that, there were 30 water guns left. How many water guns did Cathy have at first?