estimate the product of 20.21 * 999.801?

You drive 200 km west, then 100 km northeast, and then 100 km at 30.0° south of east. after an additional displacement, you arrive back where you started. find the magnitude and the direction of the last leg of the journey.

Maggie's brother is 4 years younger than three times her age. The sum of their ages is 20. How old is Maggie?

What is the LCD of 1/9,1/15,1/5

In a political science class, test scores were determined to be 20 times the number of hours, h, the student studied plus 3.

The earth is 146 000 000 kilometres from the sun, what is the number in standard form?

Drag the numbers to order them from least to greatest - 4 1/2,-1/2,1/4,2/3 or 2 1/3

When finding the surface area of a composite figure, why is it often necessary to subtract sides common to each individual shape? Complete the explanation.

To use the two sample t procedure to perform a significance test on the difference of two means, we assume: a) The populations' standard deviation are known. b) The samples from each population are independent. c) The sample sizes are large.

The USA won 15 Wimbledon championships. Sweden and Switzerland both won 7. Australia won 6, German won 4, and Spain won 2. Write the Ratio that compares the championships won by Australia to the total number of championships. Explain it's meaning.

How many solution does x^2=4x-5 have