Mathematics, 25.01.2020 20:31 angel13sigala

Will mark base the question off this info: an experienced cashier at a grocery store takes 2 seconds to scan each item and 40 seconds to process the customer's payment. anna bought 31 items at the grocery store. there was a glitch in the computer system that caused the processing of the payment to take longer than usual. if the total time for anna's transaction took 2 minutes, how much time did the processing of the payment (p) take?

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Will mark base the question off this info: an experienced cashier at a grocery store takes 2 secon...

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