Question:
The table shows the monthly usage charges for Mobile Phone Plan A and Plan B.
(a) Claire subscribed to Mobile Phone Plan A.
In July, she received 280 minutes of incoming calls and made 240 minutes of outgoing calls. She used 28 GB of data. How much did she pay for her mobile phone bill for July?
(b) If Claire had subscribed to Plan B, how much more would she want to pay for her mobile phone bill for July?
Solution:
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