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Mathematics, 22.03.2021 01:50 ashtor1943

Dishwasher detergent is sold in individual packets. The 20 packet box sells for $5.49. The 60 packet box sells for $10.97. The 90 packet box sells for $18.95. Which is the best buy?

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Dishwasher detergent is sold in individual packets. The 20 packet box sells for $5.49. The 60 packet...
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