PLS HELP!!! a bookstore had 60 copies of a magazine. Yesterday, it sold 1/4 of them. Today, it sold 3/5 of what remained. How many copies does the bookstore have left?

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

How do i multiply two digit numbers

If your score on your next statistics test is converted to a z score, which of these z scores would you prefer: minus2.00, minus1.00, 0, 1.00, 2.00? why? a. the z score of 2.00 is most preferable because it is 2.00 standard deviations above the mean and would correspond to the highest of the five different possible test scores. b. the z score of 0 is most preferable because it corresponds to a test score equal to the mean. c. the z score of minus2.00 is most preferable because it is 2.00 standard deviations below the mean and would correspond to the highest of the five different possible test scores. d. the z score of minus1.00 is most preferable because it is 1.00 standard deviation below the mean and would correspond to an above average