oliviag549 oliviag549
  • 15-11-2018
  • Mathematics
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A scale is 10% off on measurements. The actual mass of a bracelet is 30g. What 2 masses might the scale show?

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musiclover10045
musiclover10045 musiclover10045
  • 15-11-2018

Calculate what 10% of the actual mass is, then add and subtract that amount to find the two possible mass:


10% = 0.10

30g x 0.10 = 3g


30 + 3 = 33g

30-3 = 27g


The answers are 27 and 33

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