Question

If 42× 5 is a mutiple of 9 or x is a digit, then find the value of x?​

Answer 1

Answer:

the value of x is 3 because all the multiple of 9 are the multiple of 3

Step-by-step explanation:

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Answer 2

Answer:

x = 7

Step-by-step explanation:

Test of divisibility:

The sum of the digits of the number should be divisible by 9

42x5 is divisible by 9

4 + 2 + x + 5 is divisible by 9

11 + x is divisible by 9

Nearest multiple of 9 near 11 is 18

Hence, 11 + x should be equal to 18

x = 7

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