In the morning, five friends (Ann, Bob, Cristina, David and Edward) had the same ''fully-charged'' mobile phones. By the evening, Bob had spoken on the phone as much as Ann and Cristina together. Bob''s phone ran out of power. David had not used his phone at all.
The battery levels of their phones are shown on the right.
Which phone belongs to Edward?
Select one option, then click Submit.
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Select an option, then submit.
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