What is the total area under the normal curve?

a. 0.5

b. 1

c. it depends on the standard deviation

d. it depends on the mean?

A map has a scale showing 3 inches represents 11 km. How many miles apart are the cities that are 9.7 inches apart?

The top of a ladder slides down a vertical wall at a rate of 0.375 m/s. At the moment when the bottom of the ladder is 3 m from the wall, it slides away from the wall at a rate of 0.5 m/s. How long is the ladder?

Show the tens fact you used. write the difference for 2nd grade math

6x + 5y = 8xy 8x + 3y = 7xy

2x-1=-x+5 solve for x

Lines a and b are parallel. What is the measure of angle m? Enter your answer in the box. m = ∘ Three lines, a, b, and another line intersect creating eight angles, the top left angle of line a labeled one hundred twenty five degrees and the top

Which statements are true regarding the system of equations? Check all that apply. 8 x + 10 y = 30. 12 x + 15 y = 60.

What is the quotient when root 1500 is divided by 2 root 15

1 eighth the sum of 23 and 17

What is the median of the following data set? {6, 3, 9, 1, 7}