A coffee mixture has beans that sell for 0.20¢ a pound and beans that sell for 0.68¢. if 120 pounds of beans create a mixture worth 0.54¢ a pound, how much of each bean is used?

please help me understand it at least so I can answer it just confuses me.

1/3 + 1/3 ≠ 2/6 because 1/3 alone = 2/6  

step by step explanation:

1/3 + 1/3 = 2/3       2/3=4/6

question: use the following table of a school bus during morning pickups to calculate its average speed between 2.8 km and 4.2 km

answer: 42 km/h

explanation: 1.4/0.033 42.42424 = 42 km/h

question answered by

(jacemorris04)