Plz do this I need to get done!! Use the data chart to answer 5 and 6. I only need 5 and 6 done

Find the sum of the first 8 terms of the following sequence. round to the nearest hundredth if necessary.

The class wants to raise a total of $750.if they receive a profit of $1.25 from each candybar sold, how many bars must they sell to reachtheir goal

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.