Question

Eds- RELEASED FORM25 Kim made soup which contains 75 total ounces of beanssoup has two kinds of beans, black and redThere many ounces of black beans as red beanare 4 times How many ounces of red beans are in the soup?

Answer 1

Let b be black bean
Let r be red bean
b=4r...(1)
b+4r=75....(2)
(1)-> (2) b+4r=75
4r+4r=75
8r/8 =75/8
r=9.375.....(3)
(3)-> (1) b=4r
b=4(9.375)
b=37.5