Two dice are thrown simultaneously. The probability of getting a multiple of 2 on one dice and multiple of 3…

Two dice are thrown simultaneously. The probability of getting a multiple of 2 on one dice and multiple of 3 on the other dice is
  1. $\frac{5}{12}$
  2. $\frac{11}{36}$
  3. $\frac{13}{36}$
  4. $\frac{5}{36}$

Solution

Two dice are thrown simultaneously. $n(S)=6 \times 6=36$ Let $E$ be the event of getting multiple of 2 on one die and multiple of 3 on another. $\begin{aligned} \Rightarrow \quad E_1= & \{(2,3),(3,2),(4,3),(3,4),(6,3),(3,6), \\ & (2,6),(6,2),(4,6),(6,4),(6,6)\}\end{aligned}$ $\begin{aligned} & \Rightarrow \quad n(E)=11 \\ & \therefore \quad P(E)=\frac{n(E)}{n(S)}=\frac{11}{36}\end{aligned}$

Asked in: AP EAMCET 2022 (08 Jul Shift 2)

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