Задача 31666.

If some additional resistance is added to the voltmeter, the measurement limit of the device increases by 2 times, adding another resistance increases the measurement limit by 5 times. How many times will the measurement limit increase if we connect both resistors in parallel and then connect them to the voltmeter in series?

Detailed solution with a brief record of the conditions, formulas and laws used in the decision, the conclusion of the calculation formula and the answer.
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