If you had the question: Five classmates came to Dan's birthday party. This is half the number of people who came from Dan's summer camp friends, and One Third as many of relatives that came. How many people came to Dan's birthday Party? 31 The answer is 31 because after adding all the people that came, you get 30. then, after adding Dan himself, you get 31. This answer was correct for me. I hope it helps!!

Select the sequences that are geometric.

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?