On a standardized exam, the scores are normally distributed with a mean of 195 and a standard deviation of 50. Find the z-score of a person who scored 330 on the exam.

In the rectangle below ac=30 units what is de

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

If the car had not hit the fence, how much farther would it have skidded? solve the skid-distance formula to find the extra distance that the car would have traveled if it had not hit the fence. round your answer to two decimal places. note that unit conversion is built into the skid distance formula, so no unit conversions are needed.