In a group of 60 workers, the average (arithmetic mean) salary is $80 a day per worker. if some of the workers earn $75 a day and all the rest earn $100 a day, how many workers earn $75 a day?

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

Three times the sum of a number and seven is negative thirty-six. what is the number?

Samson is going shopping for sugar and butter to make three different kinds of cookies: lemon bars, peanut butter cookies, and sugar cookies. the recipe for lemon bars calls for 2 cups of flour, 2 cups of sugar, and 1 stick of butter. the peanut butter cookie recipe calls for 2 cups of flour, 4 cup of sugar and 2 stick of butter. the sugar cookie recipe calls for 1 cup of flour, 2 cups of sugar, and 2 sticks of butter. sampson has 13 cups of flour at home, and he buys 12 cups (6 pounds) of sugar and 10 sticks of butter. how many batches of each type of cookie can he make? samson can make batches of lemon bars, batches of peanut butter cookies, and batches of 09 cookies submit reset