Roberta rakes up fallen leaves and adds them to a 2 cubic yard compost pile.

Question

If Roberta adds 1/3 cubic yards of leaves to the pile every day, how many cubic yards will be in the compost pile after two weeks?

(Use the sigma notation equation for partial sums).

Answer 1

S₁₄ = (14/2)(2(2) + (13)(1/3))