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If 6 computer disks cost $8.00, what is the greatest number of the same computer disks you can buy for $40?
AnswerClick to flip back
A
30
💡 Explanation:
If 6 disks cost $8, the price per disk is $8/6. With $40, you can buy $40 / ($8/6) = (40 * 6) / 8 = 5 * 6 = 30 disks. Options like 24 or 40 do not match the ratio.