ABC Bookstore sells one customer 12 used books and 4 new books for $136. Another customer buys 14 used books and 2 new books for $124. How much is one used book (u), and one new book (n)?

Anormally distributed data set has a mean of 176.3 and a standard deviation of 4.2. what is the approximate z-score for the data value of 167.9? 2.00 −2.00 8.4 −8.4

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.

Write 37/22 as a decimal rounded to the nearest hundredth.