NDA 2024 Mathematics question

Four digit numbers are formed by using the digits 1, 2, 3, 5 without repetition of digits. How many of them are divisible by 4?

Answer: (D)

Solution

A number is divisible by 4 when its last two digits form a multiple of 4. With distinct digits from 1, 2, 3, 5 the possible

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Question ID VK-029788