The ratio of nitrogen to potassium in a sample of soil is 12 : 9. The sample has 36 units of nitrogen. How much potassium does the sample have?

9. A contractor is considering a sale that promises a profit of $27,000 with a probability of 0.7 or a loss (due to bad weather, strikes, and such) of $12,000 with a probability of 0.3. What is the expected value?

What is the (GCF) of the sum 44+40=?

How much will a person pay for 11.3 pounds of bananas at a price of $2.07 per pound?

The table shows the mass and density of some substances. Part 1: Is the value of Q less than, greater than, or equal to the value of P? Part 2: Explain your answer for Part 1.

What is the slope of a line that is parallel to a line with slope of m=-6/5. What is the slope of the line that is perpendicular to a line with a slope of m=6/5. Explain how you know

How to write 16 as a fraction

This is Science not Math Certain high-frequency radiations are likely to cause harm to astronauts landing on Mars.

Hurricane katrina? more like hurricane- a. betsy b. katrina c. tortilla d. all of the above

Provide an example of binomial probability distribution and show us how to use the binomial probability formula to find binomial probabilities?

Crystal earns $5.25 per hour mowing lawns. a. Write a rule to describe how the amount of money m earned is a function of the number of hours h spent mowing lawns. b. How much does Crystal earn if she works 2 hours and 15 minutes