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Mathematics, 27.02.2020 03:30 Gghbhgy8716

Students spent d 2/10 of time reading and 7/10 of time. doing an experiment .They spend rest of time cleaning up .What fraction of class time is spent cleaning up ?
A 9/10
B 5/10
C 9/20
D 1/10

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Students spent d 2/10 of time reading and 7/10 of time. doing an experiment .They spend rest of time...

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