Following: 80476

In the number 123 456 789, omit the following:
a) one digit to create the largest possible number divisible by 3
b) one digit to create the largest possible number divisible by 9

Correct answer:

a =  12456789
b =  12345678

Step-by-step explanation:

a=12456789  Verifying Solution:  d2=a/3=12456789/3=4152263 s1=digitSum(a)=digitSum(12456789)=42 s2=digitSum(s1)=digitSum(42)=6
b=12345678  Verifying Solution:  d2=b/9=12345678/9=1371742 s3=digitSum(b)=digitSum(12345678)=36 s4=digitSum(s3)=digitSum(36)=9



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