Acertain medicine is given in an amount proportional to a patient's body weight. suppose a patient weighing 132 pounds requires 143 milligrams of medicine. what is the amount of medicine required by a patient weighing 156 pounds?

reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.

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step-by-step explanation: