The ages of applicants to an engineering school are normally distributed with a mean of 20.4 years and a standard deviation of 1.2 years. What proportion of applicants are younger than 18 years old or older than 22 years old? Use 4 decimal places.

Find the balance at the end of 4 years if 1000 is deposited at the rate of

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?