Benjamin Chong Wei Ming's answer to ILLN's Secondary 1 Maths Singapore question.
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Beth is 2 times more heavy thus 2x,
While corny is 5kg lesser thus 2x - 5
If the average weight is 33.
U have to add all of their weight divide by 3 = 33
and find the unknown
While corny is 5kg lesser thus 2x - 5
If the average weight is 33.
U have to add all of their weight divide by 3 = 33
and find the unknown
Date Posted:
5 years ago
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