What is the common difference of the arithmetic sequence on which the series is based? : 3 + 4.5 + 6 + 7.5 + 9 + 10.5.

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Which number line represents the solution set for the inequality - x 24?

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?