Natalie opened a bank account that earns 2.5% simple interest. If her account earned $180 over ten years, how much was Natalie's initial deposit when she opened the account?

Two tangents are drawn to a circle. if the tangent intercepts a major arc of 204 degrees, what is the measure of the angle formed by the tangent

Write 5% as a fraction in simplest form and a decimal.

What is the LCM (Least Common Multiple) of 4, 5 and 6?

Simplify the expression in exponential notation. a • a • a

Three numbers are in the ratio 2:3:4 and their sum is 54. Find the number

How many times does 144 go into 540

Solve x^2 + 2x - 15 = 0

Kate have 110 bows. 10 bows fit in a bag. how many bags can she fill

Clarence is visiting his friends in Germany. Which currency will he use to pay for souvenirs?

Shannon is a nurse. Her regular rate is $28 per hour. She is paid double-time (two times the hourly rate) for holidays. During one week, she worked 40 regular hours plus 4 holiday hours. Find her total earnings for the week.