How many 4 digit numbers can be formed which are divisible by 3 using the numerals 0, 1, 2, 3, 4, 5 (WITHOUT REPETITION)
Choose the correct choice from the following options.
A) 216  B) 3152  C) 240  D) 600  E) 168
Divisibilty rule for 3: Sum of all digits is a multiple of 3   Selections for the above to be valid   1,2,4,5,0   No of possible ways = 4*4*3*2= 
<gadget id="calculator">4*4*3*2</gadget>
<output>96</output>
96   3,4,2,0   No of possible ways= 3*4*3*2= 
<gadget id="calculator">3*4*3*2</gadget>
<output>72</output>
72   Total= 96+72= 
<gadget id="calculator">96+72</gadget>
<output>168</output>
168   Option   168
<result>E</result>
How many 4 digit numbers can be formed which are divisible by 3 using the numerals 0, 1, 2, 3, 4, 5 (WITHOUT REPETITION)