A student's cost for last semester at her community college was $2800. She spent $420 of that on books. What percent of last semester's college costs was spent on books?

What does y = mx + b mean and how do you use it to solve problems? whats the different between y=mx+b and y=mx + c

The positions of two divers from the water's surface after a dive are shown: Yong: - 15 feet Maurine: - 12 feet Which inequality explains why Maurine is closer to the surface than Yong?

Indicate whether the measures 7, 7, and 11 can be the side lengths of a triangle. If they can, classify the triangle. yes; obtuse yes; right no yes; acute

What affect does the "h" value have on the function f (x) = log (x) ?

2x1x2x2 order of operations

At the beginning of the year 2002, Sarah put $250 in a savings account. The bank agrees to pay Sarah 3% interest on her total savings at the end of each year including the interest added to the account.

The length of a rectangle is 3 inches more than its width. If the length and width are each increased by 2 inches, the perimeter of the rectangle becomes 66 inches. If x is the width of the rectangle, find its length and width.

A loan of $1000 is to be paid back, with interest, at the end of 1 year. Aft er 3 months, a partial payment of $300 is made. Use the US Rule to determine the balance due at the end of one year, considering the partial payment.

How many hours would someone who earns $6.75 per hour have to work to earn $104.63?

A 1200 kg car rolling on a horizontal surface has speed v = 50 km/h when it strikes a horizontal coiled spring and is brought to rest in a distance of 2.2 m. What is the spring stiffness constant of the spring?