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anonymous
 3 years ago
if 4 digit numbers greater than 5000 are randomly formed from the digits 1,3,5,7&0,what is the probability of forming a number divisible by 5 when, 1.the digits are repeated? 2.the repetition of digits is not allowed?
anonymous
 3 years ago
if 4 digit numbers greater than 5000 are randomly formed from the digits 1,3,5,7&0,what is the probability of forming a number divisible by 5 when, 1.the digits are repeated? 2.the repetition of digits is not allowed?

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anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0yes... please explain the steps...

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0To be divisible by 5 the last digit must be either 0 or 5

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0So, 2/number of different digits we can choose for the last digit = 2/5

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0so,what's the answer for 2 case??????????????

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0(1*1*3*2 + 1*2*3*2)/(2*4*3*2)

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0how did you get that !!!

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0If the first digit is 5 then the last digit must be 0 If the first digit is 7 then the last digit can be either 0 or 5

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0Which gives No. of numbers divisible by 5 greater than 5000 = 1*1*3*2+1*2*3*2

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0And No. of numbers that can be formed greater than 5000= 2*4*3*2 as the first digit must be either 5 or 7

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0yes.thanks.... can you answer 1 more question please?

anonymous
 3 years ago
Best ResponseYou've already chosen the best response.0Okay.... but post it seperately
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