Find the number of 5 digit numbers using digits 0,1,2,3,4,5 (without repetition) such that they are divisible by 5 :
A
218
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B
150
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C
216
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D
210
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Solution
The correct option is C216 For number to be divisible 5 the last digit should be 0,5 If last digit is 0 then total number are 5P4=120 If last digit is 5 then total number are 4P3×4=96 So total numbers are 120+96=216