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If 21Y5 is a multiple of …

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If 21Y5 is a multiple of 9 where Y is a digit ,what is the value of Y

Posted by Ashutosh Singh 5 years, 2 months ago

CBSE > Class 08 > Mathematics

2 answers

Pushp Raj 5 years, 2 months ago

Y=1 Because, 21Y5 is divisible by 9. Sum of it digit 2+1+Y+5=9 8+Y=9 Y=9–8 Y=1.

Manish Banjare 5 years, 2 months ago

1

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