Calculate the weighted mean price of a table from the following data, assuming that weights are proportional to the number of
tables sold.
36.00
40.00
44.00
48.00
Price
per
table (Rs.)
No. of tables sold
14
11
9
6​

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Need on this one asap im almost done with this subject

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.