phill sold 146 magazine subscriptions he work for two weeks and sold same amount each week how many subscriptions did he sell each week ​

Enter the missing numbers in the boxes to complete the table of equivalent ratios of lengths to widths. ? 18 8 ? 10 30 12 ?

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).