A drawer, filled with only red and blue socks, contains 20 socks. If John adds
one blue and one red sock to the drawer,
the ratio of red to blue socks in the drawer
will increase. What is the greatest number
of red socks that could originally have
been in the drawer?

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height