Question

vera está usando su teléfono. Su batería está a 2/5 de capacidad, y esta baja 1/9 cada hora. ¿Cuántas horas durará la batería?

Answer 1

3.6 hours

Explanation:

The computation of the number of hours will the battery last is given below:

Given that

The capacity of her battery is 2 by 5

And, it declines 1 by 9 for every hour

So,

`= (2)/(5)* (9)/(1)\\\\= (18)/(5)\\\\= 3(3)/(5)`

= 3.6 hours