haripriyaarundhati72 haripriyaarundhati72

13-02-2021
Mathematics

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457Δ is a 4-digit number with one of its digits represented by Δ. 457Δ is divisible by 3. Which of these is also a number divisible by 3?

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abhishekpunk3 abhishekpunk3

13-02-2021

Answer:

by divisibility rule of 3 for a no. to be divisible by 3 there is necessary condition that sum of all digit is divisible by 3.

so ans is 2 (smallest digit)

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