Jun Heng's answer to Blur sotong 's Primary 6 Maths Ratio Singapore question.
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Before
S : J : Total = 3 : 5 : 8 = 15 : 25 : 40
After
S : J : Total = 3 : 2 : 5 = 24 : 16 : 40
40u = 160
u = 4
9u = 36
Number of stamps given = 36
S : J : Total = 3 : 5 : 8 = 15 : 25 : 40
After
S : J : Total = 3 : 2 : 5 = 24 : 16 : 40
40u = 160
u = 4
9u = 36
Number of stamps given = 36
Date Posted:
1 year ago
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