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Can a quantity have units, but still be ...

Can a quantity have units, but still be dimensionless?

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Yes. For example, angle has units (radian) but
is dimensinless.
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PRADEEP-PHYSICAL WORLD AND MEASUREMENT-Conceptual Problem
  1. Do all physical quantities have dimensions? If no, name three physica...

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  2. Can a quantity having dimensions may have no units ?

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  3. Can a quantity have units, but still be dimensionless?

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  4. In different of systems of units, can a quantity have different dimens...

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  5. Can there be a physical quantity, which has no units and no dimensions...

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