Question

313Z5 is a multiple of 9,where Z is a digit,value of Z is
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Answer 1

Answer:

Z= 6

Step-by-step explanation:

For a number to be divisible by 9, the sum of its digit must be multiple of 9.

3+1+3+Z+5= Factor of 9

12+ Z = factor of 9

here Z can be a single digit number, also it can't be negative. the next multiple is 18 so 18-12 = 6 so Z=6