0.81 repeating decimal into a fraction

The parallelogram shown below has an area of 120 units squared. Find the missing base.

What is the least common denominator of 5/9 and 11/12?

A semicircle has a diameter of 18 centimeters. What is its area? (Use 3.14 for pi)

What is the substrate concentration [S] when the Vo is 1/4 Vmax? Hint: start with Vo = (Vmax * [S]) / (Km + [S]) substitute in for the Vo and solve for [S]

You have two employees. Employee A produces 10 handbags per hour while working and takes four 15-minute breaks during an eight hour day. Employee B produces 9 handbags per hour but only takes two 15-minute breaks per eight hour day.

Find intercepts of: 2x^2+2y^2-12x+8y-24=0

Use the graph of the exponential growth function f (x) = a (2x) to determine which statement is true. f (0) = 2 when a =. f (0) = 3 when a = 3. f (1) = 9 when a = 9.

For each of the transactions in items 1 through 5, indicate the effects on the accounting equation elements. The company purchases supplies on credit - The Asset account does the following A. Increase B. decrease C. No effect

What type of an association would you expect between a person's height and weight? Positive association Negative association No association Linear association

Both Wilma's and Betty's pools hold 9000 gallons of water. If Wilma's garden hose fills at a rate of 750 gallons per hour while Betty's garden hose fills at a rate of 650 gallons per hour, how much longer does it take Betty to fill her pool than