WJW's answer to Judso's Primary 6 Maths Data Analysis Singapore question.
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1 drawing = 4 pins
2 drawings = 6 pins
pattern: 2n+2 where n = no. of drawings
2n+2=44
2n=42
n=21
answer: 21 drawings.
2 drawings = 6 pins
pattern: 2n+2 where n = no. of drawings
2n+2=44
2n=42
n=21
answer: 21 drawings.
Date Posted:
1 year ago
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