Jackson Wan's answer to Yiting's Primary 5 Maths Whole Numbers Singapore question.
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T : paid more; is $4.35 not $4.20, but the final answer and rest of the steps are correct.
5R + 4C = $4.35
4R + 5C = $4.20
9R + 9C = $8.55
2R + 2C = 2/9*$8.55=$1.9
5R + 4C = $4.35
4R + 5C = $4.20
9R + 9C = $8.55
2R + 2C = 2/9*$8.55=$1.9
Date Posted:
2 years ago
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