3 years ago

After charging for 1/3 of an hour, a phone is at 2/5 of its full power.

Mathematics

2 answers:

Sliva [168]3 years ago

7 0

Answer:

50 minutes for its full power

Step-by-step explanation:

1/3=20 mins

20 mins=2/5 of battery

2/5x2= 4/5

4/5=40 mins

4/5+1/5 = 5/5 of battery

1/5=10 mins

so 40 mins+10 mins= 50 mins

damaskus [11]3 years ago

5 0

50 mins should be the answer

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