Question

2+4=12, 4+6=30, 6+3=21, 2+9=???​

Answer 1

Answer:

27

Step-by-step explanation:

2+4=12

=>2(+1)+(×)4=12

4+6=30

=>4(+1)+(×)6=30

6+3=21

=>6(+1)+(×)3=21

Similarly,

2+9=???

2(+1)+(×)9=27

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Answer 2

Answer:

2+4=12

2×4+4=8+4=12

4+6=30

4×6+6=24+6=30

6+3=21

6×3+3=18+3=21

2+9=?

2×9+9=18+9=27

therefore 27 is the required number