Question
U, V, W, X, Y and Z are 2-digit numbers. If U is 20, V is the third multiple of U, W is the seventh multiple of 10, X is the volume of a cube with length of 4 units, and Z is the 2nd multiple of 12, Y is the first 2-digit of the 4-digit number. What is Y?


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U, V, W, X, Y and Z are 2-digit numbers. If U is 20, V is the third multiple of U, W is the seventh multiple of 10, X is the volume of a cube with length of 4 units, and Z is the 2nd multiple of 12, Y is the first 2-digit of the 4-digit number. What is Y?