Manuel exercises more than 50 minutes per day. Use t to represent Manuel's amount of exercise (in minutes per day).

Which statements regarding efg are true? check all that apply.

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?