What is 0.5, 3/16,0.75,17/48 from least to greatest

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?