What is 66681 rounded to the nearest ten thousand

Jeff practiced the piano 3 hours longer than Marcus. Together they practiced the piano for 11 hours. How many hours did each young man practice? Explain.

8 5/9 + 3 5/6 + 6 4/9

A basket holds n apples. You pick 2n-3 apples, and your friend picks n+4 apples. Write an expression that represents the number of apples you and your friend picked. Interpret the expression.

The initial outlay or cost is $1,000,000 for a four-year project. The respective future cash inflows for years 1, 2, 3 and 4 are: $500,000, $300,000, $300,000 and $300,000. What is the payback period without discounting cash flows?

In large population 51% people vaccinated if 4 people are randomly selected what's the probability at least 1 has been vaccinated

To find the surface area of the figure shown Mia found the surface area and the rectangular prism and the rectangular prism from this Mia subtracted 6ft did mia make an error

Describe the graph of the function f (x) = x3 - 18x2 + 107x - 210. Include the y-intercept, x-intercepts, and the shape of the graph.

200 is blank times ad much as 2

How do I graph 2x + 3y = 7

The mathematics department of a college has 14 male professors, 15 female professors, 12 male teaching assistants, and 11 female teaching assistants.