Question

number of 5 digit numbers which are divisible by 5 and each number containing the digit 5, digit being all different is equal to k(4!), then the value of k is??

$168$
$84$
$188$
$208$
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Answer 1

Answer:

Number of 5 digit numbers which are divisible by 5 and each containing the digit 5, digits being all different is equal to k(4!), the value of k is: A. 84.