Math, asked by portblair744106, 4 months ago

if 21y5 is a multiple of 9 , where y is a digit , what is the value of y ?

Answers

Answered by bharathbharath5015

6

Answer:

first add 2+1+y+5=8+y

multiple of 9 to 8+y 9,18,27,36...........

8+y , y is 1 alphabet here y value is 1

y=1

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