medium · GMAT Quant
Processing Unit A is operational for 5 minutes every 14-minute cycle. Processing Unit B is operational for 2 minutes every 4-minute cycle. Both start at t = 0.
For how many total minutes during the first 56 minutes is exactly one unit operational?
- 28 minutes
- 38 minutes
- 18 minutes
- 34 minutes
- 10 minutes
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