Could somebody help me with this question

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.

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b