How many 0.75-pound packages can you make with 4.5 pounds of sunflower seeds ?

6

Step-by-step explanation:

Divide 4.5 by 0.75 and you will get 6

∠acb = 8°

step-by-step explanation:

∠xba lies on the circle and is half the measure of the intercepted arc ax

hence

measure of arc ax = 2 × 42° = 84°

∠acb is outside the circle and is

∠acb = (arcab - arcax ), hence

∠acb = 0.5 (100 - 84) = 0.5 × 16° = 8°