Kahwai's answer to :)'s Primary 6 Maths Data Analysis Singapore question.

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Kahwai
Kahwai's answer
232 answers (A Helpful Person)
Cake is 3 multiple of 2 cakes, mutilple of 6

Muffin is 2 multiple of 3 muffins, multiple of 6

“The cost of cake 3 x 9 = 27 multiple

The cost of muffins is 2 x 8 = 16 multiple”

For instant 600 cakes and 600 muffins
300 x 9 - 200 x 8 but it is not 55 therefore
Let X is the factor

3X . 9 - 2X. 8 = 55
X = 55/(27-16)
X = 5

6 . 5 is 30