Answer:
not what he said
Step-by-step explanation:
Cross multiplying fractions helps us to see if numbers are equal, and if not, which is bigger and which is smaller. But that is not its only use. Cross multiplying fractions can help us to solve for unknown variables in fractions.
Hope it helps
pls give brainliest
.003508 kg of copper
1000 grams = 1 kg
3.508 g/1000 g = .003508 kg
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