afoakwacosmos
18.11.2020 •
Mathematics
Gerald and his dog Spike get on the scale together. Their combined weight is 128 pounds. If the ratio of Gerald's weight to Spike's weight is 3:1, how much does Gerald weigh?
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Ответ:
Ответ:
96lbs
Step-by-step explanation:
g + s = 128
g = 3s
3s + s = 4s = 128
s = 128/4 = 32
g = 3s = 96
Ответ: