Printable worksheet ยท 4 of 4
Identify what stays constant - Paper 4
Read the information, then answer the questions. An adult may read the instructions aloud. Show your working where asked.
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Two separate models use positive x. Direct model: y = 9x. Inverse model: z = 120/x. In the first, y/x stays constant; in the second, xz stays constant. Evaluate x = 5 and x = 10. The equations are stated mathematical models, not proof that any real workload scales perfectly.
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