Laura making a necklace that is 5 rows of beads wide with 72 beads in each row there is a center purple section that is 3 rows wide with 54 beads in each row the rest of the beads are black how many black beads are there

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?