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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 cleaning up .What fraction of class time is spent cleaning up ?
A 9/10
B 5/10
C 9/20
D 1/10

Respuesta :

Your answer is D. 1/10

Answer: 1/10

Step-by-step explanation:

2/10 +7/10 = 9/10 - 10/ 10 = 1/10