Question
22 Primary 3 pupils and 19 of Primary 4 pupils went on a school trip. The number of Primary 4 boys was 3 times the number of Primary 3 boys, and there were 11 more Primary 3 girls than Primary 4 girls. How many less Primary 4 girls than Primary 4 boys went on the school trip?
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22 Primary 3 pupils and 19 of Primary 4 pupils went on a school trip. The number of Primary 4 boys was 3 times the number of Primary 3 boys, and there were 11 more Primary 3 girls than Primary 4 girls. How many less Primary 4 girls than Primary 4 boys went on the school trip?