Answer:
250 pounds
Step-by-step explanation:
Fill in the given information and solve for the remaining variable.
700(1000) + 1200R = 1000000
1200R = 300000 . . . . subtract 700,000
R = 250 . . . . . . . . . . . . divide by 1200
250 pounds of Robusta beans should be in the mixture.
