If 31z5 is a multiple of 3 Where z is a digit,
what might be the value of Z?
Answers
Answered by
2
Answer:
the value of z can be 0,3,6,9
Answered by
1
Answer:
0, 3, 6 , 9
Step-by-step explanation:
since divisibility rule for 3=> digital sum div by 3
digital sum = 3+1+z+5= 9+z = z+0= z
=> z is multiple of 3
=> z = 0 , 3, 6, 9 for z is an single digit integer
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