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Ratio between the girls one long 11 clas...

Ratio between the girls one long 11 class of 40 students is 2:3 five, new students joined the class how many of them must be boys so that the both between girls and boys became 4:5?

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EDUCART PUBLICATION-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES -SHORT ANSWER (SA-II) Type Questions [3 marks]
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