Gasoline landed to walk her dog for 3/4 of a mile after it started to rain she decided to work only one half of that distance what fraction of a mile did kathleen walk her dog

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

Mikes car gets an average of 28 mpg. there are 12 gallons of fuel in mikes car when he starts his trip of 140 miles. about how many gallons are left at the end of his trip?