Last year, ron had made an 18% percent error when he bought 168 notebooks and customers needed 200. this year, he made a 24% error when he bought 310 notebooks and sold only 250. compare the percent errors for the two years and determine which year ron made a better estimate.. explai

Which statement is true 1.the pythagorean theorem can be used to find the missing side of any triangle 2.the pythagorean theorem can be used to find the missing side of any polygon 3. the pythagorean theorem can be used to find the missing side of any right triangle 4.the pythagorean theorem can be used to find the missing side of any isosceles triangle

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

How do i multiply two digit numbers