How much simple interest is earned on $2000 at 4% interest for 6 months?

give your answer in dollars and cents. round your answer to the nearest hundredth.

simple interest
i = p • r • t

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

Orly uses 2 cups of raisins for every 12 cups of trail mix she makes. how many cups of trail mix will she make if she uses 8 cups of raisins?

Solve for n? [tex]z = \frac{3}{4} mn[/tex]