Number of lines: 56 + 1 = <<56+1=57>>57.
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- A cartographer creates a topographic map using contour lines every 10 meters. A hill rises from 120 meters to 680 meters above sea level. How many contour lines (including both elevations) appear on the map?
- Elevation range: 680 – 120 = <<680-120=560>>560 meters.
- Number of 10-meter intervals: 560 ÷ 10 = <<560/10=56>>56.
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- A quantum network uses 4 entangled node pairs, each capable of transmitting 128 qubits per second. Due to decoherence, 12.5% of qubits fail during transmission. How many operational qubits are successfully transmitted by all pairs in 5 minutes?
- Total qubits per second: 4 × 128 = <<4*128=512>>512.
