Question
The total cost of a ring, a radio and a calculator is $219. The radio costs eight times as much as the calculator. The ring costs eight times as much as the radio. Find the difference in the cost between the ring and the radio.
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The total cost of a ring, a radio and a calculator is $219. The radio costs eight times as much as the calculator. The ring costs eight times as much as the radio. Find the difference in the cost between the ring and the radio.