How would 3,050,000 be expressed in scientific notation?

Closing a credit card usually _your debt ratio.a. increasesb. decreasesc. improvesd. has no effect on

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?