Ralph borrows $360 at 0.7% simple interest per month. When Ralph pays the loan back 3 months later, how much interest does Ralph pay?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

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?

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55