What is 4/5 - 1/4 in the simplest form

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

Write the expression 7x^3-28xy^2 as the product of 3 factors

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000