the ratio is 2 to 3.
the jar is comprised of only red and green jelly beans. we are given the number of total beans and the number of red beans. we calculate the number of green beans by doing 800-320 = 480.
the problem is asking for the ratio of red to green jelly beans, which is 320 to 480, or 320/480. simplified, this is 2/3.
answer: 9,000 pounds.
1. you know that the grain trader buys from three suppliers: 3,200 pounds, 5,100 pounds and 700 pounds.
2. then, to calculate the total weight of his purchase you only need to add the pounds shown in the problem, as you can see below:
up your but and around the corner