Question

In a certain code,p+qmeans p is the father of q;p-q means p is the sister of q and p÷q menas p is the brother of q.
which of the following equations show that a is uncle of d
1.a-b+c÷d
1.a÷b+c-d
3.a+b÷c-d
4.a-d+c÷b​

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Answer 1

Answer:

1.a-b+c÷d

1.a÷b+c-d

3.a+b÷c-d

4.a-d+c÷b

answer