Question
What is the smallest number that must be added to 4583 so that the resulting number is divisible by 9?
This question was previously asked in
RRB NTPC 2025 Under Graduate CBT 1 Question Paper PDF (20-Jun-2026) (Shift 3)
The correct answer is
7
Digit sum of 4583: \(4+5+8+3=20\).
The next multiple of 9 above 20 is 27, so the number needed to add is \(27-20=7\).
Hence, the smallest number that must be added is 7.
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Important Questions from Divisibility Rules
Find the least value of x for which 57x716 is divisible by 9.
Which of the following numbers is NOT divisible by 11?
If 321y72 is a multiple of 6, where y is a digit, what is the least value of y?
From the given numbers A, B, C and D, which number is NOT divisible by 11?
A = 712712
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Which of the following numbers is divisible by 7 ?
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