1.
marina is making rubberband bracelets for her best friends delila and erica,
for each bracelet 2/12 of each inch uses purple rubberbands. delila's bracelet is
6 inches long, and erica's bracelet is 8 inches long. how many more inches of
purple rubberbands does erica's bracelet have than delila's bracelet?
a 14 2/12 inches
b. 28/24 inches
c. 28/24 inches
d. 4/12 inches

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.

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?

Factor the polynomial expression x6 – x3 – 20