a. B and C each represent a number, and 2A = 3C = 4b, a + 2B + C = 400 calculate ABC

That is, a = 1.5C = 2B, 4b + C = 400
If the formula is further deformed, then C = 4 / 3B
Then 16 / 3 B = 400
b=75
If B is taken into "2A = 3C = 4B", a = 150 and C = 100 are obtained
A: a = 150, B = 75, C = 100

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