Mathematics, 11.05.2021 03:30 pindu

sara bought a calculator, a flash drive, and a phone case. the ratio of the cost of the calculator to the cost of the flash drive to the cost of the phone case was 7:13:4. She paid $72 for all three items. How much did the phone case cost?

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sara bought a calculator, a flash drive, and a phone case. the ratio of the cost of the calculator t...