In georgia, for every 18 four-year-old children in day care there must be at least one teacher. at one day care center, 55 four-year-olds are signed up for next year. at least how many teachers must the center have to teach four-year-olds next year?

This week, conrad will work 1 3/4 times longer than last week. giovanni will work 1 1/3 times longer than last week. sally will work 2/3 the number of hours she worked last week. match each employee's name to the number of hours he or she will work this week

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?