A) 1 hour
B) 50 minutes
C) 1 hour 30 minutes
D) 1 hour 20 minutes
Correct Answer: D
Solution :
Piano played by Aditi in 1 day = 20 minutes Piano played by Aditi in 4 days =20+20+20 + 20 =\[\text{4}\times \text{2}0\]= 80 minutes 60 minutes = 1 hour 80 minutes = 1 hour 20 minutesYou need to login to perform this action.
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