In many states, a 17% risk of car accidents with a blood-alcohol concentration of 0.08% is the lowest level for charging motorists with driving Under the Influence. Do you agree with the 17% of it as a cut-off percentage, or do you feel that the percentage should be lower or higher

Based on what i know about mean, this doesn't add up.

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Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x