The answer is: 16 portions .
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Method 1
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We divide the total kg of corn starch in the container: 0.454 kg
by the number of given amount in kg specified per each specified portion size: 0.028 kg ; to get the number of specific portion sizes in the container (the answer).
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So, 0.454 / 0.028 = ? portions
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Using a scientific calculator:
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0.454 / 0.028 = 16.214285714 ; and we round to TWO (2) significant figures → 16 portions.
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