A pack of powdered soap normally has a mass of 500g. This week it is on special offer
and contains 20 percent more powder . What is its new mass
A. 500g B. 600g C.700g D. 800g
and contains 20 percent more powder . What is its new mass
A. 500g B. 600g C.700g D. 800g
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QUESTION
A pack of powdered soap normally has a mass of 500g. This week it is on special offer and contains 20 percent more powder. What is its new mass?
ANSWER
First, we list down the givens.
Original Mass = 500 grams
New Mass = 20% + Original Mass
[Sol]
Since the powdered soap gained a 20% increase in its mass, this increase is equal to...
Hence, adding 100 g (in short, the 20% increase) to the original mass...
Hence, the new mass of the powdered soap is B. 600 grams.
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