Toss a coin if head comes, two dices thrown simultaneously. If tail come, draw a card from number 1 to 9.What is probability of sum of number on dice $7$ or $8$ and number of card also $7$ or $8$. When head comes (a) $\frac{9}{72}$ (b) $\frac{19}{72}$ (c) $\frac{15}{36}$ (d) $\frac{72}{00}$

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