From a set of 100 cards numbered 1 to 100, one card is drawn at randow. The probability number obtained on the card is divisible by 6 or 8 but not by 24 is
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The value of $E(X^2)$ is:$\text{X}:$$1$$2$$3$$4$$\text{P}(\text{X}):$$\frac{1}{10}$$\frac{1}{5}$$\frac{3}{10}$$\frac{2}{5}$