The number of workers in two departments X and Y with different experience levels is shown in the table: Experience level | Dept X | Dept Y 10 years | 5 | 4 What is the ratio of workers with less than 10 years' experience in Dept X to Dept Y?

Question

Accepted Answer

5:4. Workers with less than 10 years' experience are those in the '< 5 years' and '5–10 years' groups. So Dept X has $8+12=20$ and Dept Y has $6+10=16$, giving the ratio $20:16 = 5:4$.

The number of workers in two departments X and Y with different experience levels is shown in the table: Experience level | Dept X | Dept Y < 5 years | 8 | 6 5–10 years | 12 | 10 > 10 years | 5 | 4 What is the ratio of workers with less than 10 years' experience in Dept X to Dept Y?

Solution

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