Answer:
Step-by-step explanation:
Let be the amount of the 30% alloy and the amount of the 60% alloy the metalworker will use. However much is used, the final alloy will have a mass of
kilograms. For each kg of the 30% alloy used, 0.3 kg is copper; similary, each kg of the 60% alloy contributes 0.6 kg, so that
Now,
Answer:
1 g/cm^3 or 1 g/ml
Step-by-step explanation:
The GCF of 15 and 25 would be 5