Last year austin, texas received 23.5 inches pf rainfall. this year austin received 21.2 inches of rainfall. find the percent of decrease in the number of inches in rainfall. round your answer to the nearest tenth of a percent, if necessary.
a. 2.3%
b. 9.8%
c. 10.8%
d. 13.6%

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

Find the difference (8ab+a+2) - (3ab+6)

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?