Aubrey is saving up to buy a new jacket. She already has $85 and can save an additional $7 per week using money from her afterschool job. How much total money with Aubrey have after 8 weeks of saving? Also, write an expression that represents the amount of money Aubrey would have saved in w weeks?

What is the value of the expression below? (81^2)^1/8

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 ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).