crxxxx
crxxxx
17-11-2019
Mathematics
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How do you do this question?
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MS2001
MS2001
17-11-2019
He would need 9 more wood cubes. Because for p4 he added 5 cubes which equaled 15 overall now, for p5 he needs to add 6 more to this number. 15+6=21. If he has 12 left, he needs 9 more cubes to make it equal to 21.
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