Data set a has a mean of 67 and data set b has a mean of 92. the mad of each data set is 12. express the difference in the measures of center as a multiple of the measure of variation. round your answer to the nearest tenth.

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?