if 1a2b5 is exactly divisible by 9 then the least value of a + b is
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20
Answer:
a+ b= 1
Step-by-step explanation:
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5
Step-by-step explanation:
10 bcz the addition of the no is divisible by 3 then it is also divided by 9 first to find a we added the least of the numbers like 1+2+5=8 so we have to find two numbers whose addition is divisible by 9 so we imagined a as 3 and b as 7 so 1+3+2+7+5=18 and 18 is divisible by 9 the number is 13275
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