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Q. |
During Busy hour, 1000 calls were offered to a group of trunks and 5 calls were lost. The average call duration was 2 minutes. Find Grade of Service (B) |
A. | 0.025 |
B. | 0.005 |
C. | 0.076 |
D. | 0.056 |
Answer» B. 0.005 |
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