Find the percent change from 72 to 90

A) 20% decrease
B) 20% increase
C) 25% decrease
D) 25% increase

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?

Through non-collinear points there is exactly one plane.