Question

EXERCISE 1.2
1. If2175 is a multiple of 9, where y is a digit, what is the value of y?​

Answer 1

Answer:

We know that that if a number should be divisble by 9 then the sum of the digits should be divisble by 9.

Solution :

2+1+y+5=9

8+y=9

y=9-8

y=1 answer.

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

2+1+7+5=9

15=9

9/15

3/5