A beaker weights 120g when empty and 200g when filled with kerosene.Find the volume of the beaker.The density of kerosene is 800kg per meter cube.
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I didn't understood sorry dear
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ShukriyaShukriya
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Shukriya
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In the words of Marshall, "man earns money to get material welfare." Others since Marshall have described his remark as the "welfare definition" of economics. This definition enlarged the scope of economic science by emphasizing the study of wealth and humanity together, rather than wealth alone.
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