Justin needs to make 80 illustrations for an art book. He has made 40% of the illustrations. Make a bar model to show
his progress. How many illustrations does he still need to
make? Explain.

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.