how many three digits numbers are divisible by 12
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2 digit number are divisible by 12
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108 to 998 are divided by 12
A= 108
D= 12
An= 998
An= a+(n-1)×d
998= 108 +(n-1)× 12
998 - 108 = (n-1)× 12
890= (n-1)×12
890\12 = n- 1
74 = n -1
74 + 1= n
75 = n
75 number are divided by 12
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