The Cary Town aboard planned to build an ice rink 30 meters by 60 meters. Their budget was cut, so they had to reduce the are of the rink to 1000 square meters. A strip was removed from one end, and a strip of the same width will be removed from one side. Find the width of the strip.

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics