A pair of pants costs twice as much as a shirt. The total cost of 1 1
pair of pants and 1
1
shirt is $18
$
18
. If s represents the cost of 1
1
shirt, which equation could you use to find the cost of 1
1
shirt?

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

5/4 gallons of water fill 5/6 of a bucket how many gallons of water fill the entire bucket