cuantos gramos tiene que tomar un niño que tiene de masa 10 kg de un medicamento de 3 g por cada 2 kg de masa

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

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Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.