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The factorial of a non negative integer‚n denoted by n!, is the product of all positive integers less than or equal to n. For example 5! Is 5*4*3*2*1=120. The sum of the series 1(1!)+2(2!)+3(3!)+....+2012(2012!) is

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TCS Other Question

How many 4-digit numbers contain no.2? The wages of 24 men and 16 women amount to Rs. 11600 per day. Half the numbers of men and 37 women earn the same money. The daily wage paid to each man is,
option
a) 400
b) 375
c) 325
d) 350