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Question Number 165653 by mathlove last updated on 06/Feb/22

Commented by mr W last updated on 06/Feb/22

$$ithoughtallthetimeyouguysare$$$$allnoprimaryschoolpupilsmore...$$

Commented by mr W last updated on 06/Feb/22

$$thequestionseemstobethesame$$$$asQ165639...$$

Answered by alephzero last updated on 06/Feb/22

$$\frac{3}{7}-\mathrm{boys}$$$$132\mathrm{girls}$$$$\Rightarrow 1-\frac{3}{7}=\frac{4}{7}-\mathrm{girls}$$$$\Rightarrow 132:\frac{4}{7}=\frac{\cancel{132}\cdot 7}{\cancel{4}}=33\cdot 7=$$$$=231\mathrm{pupils}\mathrm{altogether}$$

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