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primary 6 | Maths
| Data Analysis
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This is a whole number question. There was no option to select that topic
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Total Pens = 4u +18
Total pencils = 6u -6
Total pen and pencils are same...
4u+18=6u-6
2u = 24
1u = 12
A) number of pupils = 12
B) pen at 1st = 4u +18
= (4×12)+18
=66 pens.