Question
33 Primary 2 students and 24 of Primary 3 students went on a school trip. The number of Primary 3 girls was 3 times the number of Primary 2 girls, and there were 19 more Primary 2 boys than Primary 3 boys. How many less Primary 3 boys than Primary 3 girls went on the school trip?
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33 Primary 2 students and 24 of Primary 3 students went on a school trip. The number of Primary 3 girls was 3 times the number of Primary 2 girls, and there were 19 more Primary 2 boys than Primary 3 boys. How many less Primary 3 boys than Primary 3 girls went on the school trip?