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5 votes
Lilly places a rock on the platform of a triple beam balance. She

slides the first weight out to the 100g mark, the second weight
out to the 70g mark, and the third weight out to the 8.2g mark.
What is the mass of the rock?

1 Answer

6 votes

Answer:178.2

Step-by-step explanation:

You add all together

User Sajid
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