Abox of coloured counters contains only red, white and blue counters. 1/8 are red. 1/4 are white. 100 are blue. how many counters are in the box?

An appliance store sells a washer-dryer combination for $1800. if the washer costs $300 more than the dryer, find the cost for each appliance.

One positive number is 9 more than twice another. if their product is 95, find the numbers

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.