Mathematics, 17.07.2021 02:40, Greghairston4839

A hardware store is offering 20 light bulbs at a total cost of $71.02, which includes a 6% sales tax. To prepare for a lab experiment, Brad is making a solution that uses two types of concentrations: 75 mL of 50% salt and 125 mL of 10% salt.

What is the salt concentration of the mixed solution?
Before taxes, how much did a single light bulb cost?

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A hardware store is offering 20 light bulbs at a total cost of $71.02, which includes a 6% sales tax...