Explain how to use working backwards for two different types of problems.

20.41312 (a) The given number truncated to four decimal places is

How can I find the circumference of a circle with only the diameter given?

Carolyn found that the difference between two prime numbers is a composite number. Which Could be the prime numbers? A:2,5 B:13,2 C:23,19 D:13,11

The cost of 5 cds and a $ 12 DVD

What is the value of x in the equation? 2/3x = - 22

The Moon is about 240,000 miles from the Earth what is the distance written as a whole number multiplied by a power of 10

On a scale drawing with a scale of 1/64, the height of a building is 7.8 inches. How tall is the actual building?

What is the equation of the line if the line passes through (4, 4) and the y-intercept is - 4.

Which of the following values is closest to the variance for the set of data shown below? 23, 32, 20, 43, 41, 66, 63, 59, 54, 36, 45, 61, 55, 44, 47 A. 195.4 B. 197.7 C. 212.6 D. 225.9

You have two ways to drive home from school: Route A is usually quicker; Route B is scenic but slower. You choose Route A on 60% of your days and this gets you home by 4:00 P. M. 80% of the time. When you choose Route B you get home by 4:00 P. M.