Please help me. After charging for 1/3 of an hour, a phone is at 2/5 of its full power. How long will it take the phone to charge completely?

Decide whether each equation can represent the situation.

a. 1/3×?=2/5

b. 1/3÷2/5=?

c. 2/5÷1/3=?

d. 2/5×?=1/3​

Respuesta :

Answer:

D

Step-by-step explanation:

Answer: Answer:

50 minutes for its full powerto be full. And the answer is D

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 minutes