A child has three pockets and four coins. In how many ways can he put the coins in the pockets

27

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81

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12

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3

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Solution

The correct option is A $81$
$3$ Pockets $4$ coins
Each coin has $3$ possibilities or $3$ ways of being placed in pockets
$\Rightarrow$ number of ways
$= (3)^{4} = 3 \times 3 \times 3 \times 3 = 9 \times 9$
$= 81$ Ways

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A child has three pockets and four coins. In how many ways can he put the coins in the pockets

The correct option is A 813 Pockets 4coins Each coin has 3 possibilities or 3 ways of being placed in pockets ⇒ number of ways =(3)4=3×3×3×3=9×9=81 Ways

The correct option is A $81$
$3$ Pockets $4$ coins
Each coin has $3$ possibilities or $3$ ways of being placed in pockets
$\Rightarrow$ number of ways
$= (3)^{4} = 3 \times 3 \times 3 \times 3 = 9 \times 9$
$= 81$ Ways