Mathematics, 16.02.2021 01:00, maribelsalgado3

The ratio of the number of Ali's pens to the number of Marks pens was 2:3 at first. After Dad gave Ali another 16 pens, the ratio became 2:1. How many pens did Mark have? If Mark gave away 6 pens, what would the new ratio of Ali's pens )after Dad gave her 16 pens) to the number of Mark's pens?

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The ratio of the number of Ali's pens to the number of Marks pens was 2:3 at first. After Dad gave A...