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Subject :IMO    Class : Class 9

Seats for Mathematics, Physics and Biology in a school are in the ratio 5 : 7 : 8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats?

A2 : 3 : 4
B6 : 7 : 8
C6 : 8 : 9
DNone of these


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