1.

Number of 4 digit numbers of the form N=a b c d, which satisfy following conditions :(i) 4000≤N<6000(ii) N is a multiple of 5(iii) 3≤b<c≤6 is equal to

Answer»

Number of 4 digit numbers of the form

N=a b c d, which satisfy following conditions :

(i) 4000N<6000

(ii) N is a multiple of 5

(iii) 3b<c6 is equal to



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