Lowest common multiple of 21 and 4 show all the numbers

A test consists of 10 multiple choice questions with five choices for each question. As an experiment, you GUESS on each and every answer without even reading the questions.

What is the square root of 1/32

Suppose the real exchange rate is 3/4 gallon of country A's gasoline per gallon of U. S. gasoline, a gallon of U. S. gasoline costs $3.00 U. S., and a gallon of gas in country A costs 6 units of their currency. What is the nominal exchange rate? a.

Half of the students in an International School are Americans. One third of the remaining students are Europeans, and the rest are Australians. If there are 150 Australians, how many students are in the school?

Negative eight over nine times for over six

Solve this equation/[/sin^6 x+/cos^6 x=/frac{5}{8}/]for / (x / in[0,2/pi]/)

Mary clams that you can cut a parallelogram along its diagonal and get two pieces that are the same size and shape Larry says that you can't cut all parallelograms this way who is correct explain you're thinking

In cells J18 and J19, use the information you calculated about the confidence interval for weight to determine the lower and upper bounds for the 95% confidence interval for your prediction of Jim's weight in cell J15.

Solve: (2x + 5) (x-3)

A rectangular plot of ground is 5 meters longer than it is wide. It's area is 20,000 square meters. What is the deminsion