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When a beaker of sand is dried in a hot oven its mass reduces from 1.2kg to 870g. Find the percentage reduction in its mass.
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When a beaker of sand is dried in a hot oven its mass reduces from 1.2kg to 870g. Find the percentage reduction in its mass.

User Hadimbj
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1 Answer

8 votes

Answer:

Explanation:

the mass 1.2kg=1200 g

1200/870=120/87= 40/29

User Jaho
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