297/31 = 9.6 hours
i think
She bought 70 books at the thrift store.
<u>15+x=85</u>
Answer:
.003508 kg of copper
Step-by-step explanation:
1000 grams = 1 kg
3.508 g/1000 g = .003508 kg
i believe more than 1 ounce let me know if im wrong