A bakery has the following pricing for large orders of cupcakes. The first 100 cupcakes of any order cost $2.00 each. If they order between 100 and 250 cupcakes, they only cost $1.75 each. If you order
more than 250, the cupcakes only cost $1.25 each.

a. Write a piecewise function for the cost of the cupcakes.

b. What would the cost of the cupcakes be if we needed to order 175 cupcakes?

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Questions 7-8. use the following table to answer. year 2006 2007 2008 2009 2010 2011 2012 2013 cpi 201.6 207.342 215.303 214.537 218.056 224.939 229.594 232.957 7. suppose you bought a house in 2006 for $120,000. use the table above to calculate the 2013 value adjusted for inflation. (round to the nearest whole number) 8. suppose you bought a house in 2013 for $90,000. use the table above to calculate the 2006 value adjusted for inflation. (round to the nearest whole number)

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters