Question

rory records the percentage of battery life remaining on his phone throughout a day. the battery life decreases as rory uses the phone, but will increase or stay at 100% while charging. the graph represents the percentage of battery life remaining after a certain number of hours. at which times could rorys phone have been plugged into the charger? choose three correct answers. 19 hours 11 hours 6 hours 14 hours

Explanation:

Step1: Identify charging times

Charging occurs when battery - life increases or stays at 100%.

Step2: Check given times

At 0 hours, battery starts at 100% (could be charging). At 11 hours, battery jumps from low to 100% (charging). At 19 hours, battery is at 100% (could be charging).

Answer:

0 hours, 11 hours, 19 hours