A report shows that the average price for a gallon of gas wa…

A report shows that the average price for a gallon of gas was $2.15 per gallon in 2019, and $3.87 per gallon in 2022.           a)   What is the actual increase?          b)   What is the relative increase as a percent? Simplify your answer. Round to the nearest tenth as needed.

Jeremy go to a local sports bar to watch a World Cup soccer…

Jeremy go to a local sports bar to watch a World Cup soccer game. While at the bar he consumes 7 beers. If he weighs 210 pounds, what is his blood alcohol content, or BAC? (round to nearest tenth) B = 600 n w ( 169 + 0 . 6 n )     where B is the BAC, w is the weight in pounds, and n is the number of drinks

A dealer at a local rock and fossil show is selling polished…

A dealer at a local rock and fossil show is selling polished red rocks for $2.75 each and blue rocks for $2.25 each. A customer decides to buy R rocks and B rocks, and has $90.00 to spend. Let M represent the amount of money the customer has available to spend. Explain what the following expressions represent in this context using appropriate units of measure. What does the expression 90.00 – (2.75R + 2.25B) represent? .