Question

The percentage of the battery's capacity that is charged as a function of time in minutes) is graphed
100
90-
80
70
60
50
Capacity (% charged)
40
30
20
10
20
25
30
10 15
Time (minutes)
What was the battery's charging level when the charging began?

Answer 1

50+5=55
Ok eso es lo que se no se matemáticas y perdón