Question

4=12,5=20,6=30,7=42,9=?​

Answer 1

Answer:

72

Step-by-step explanation:

4=12

IN THIS WE MULTIPLY BY 3 IN 4

NEXT 5=20

IN THIS WE MULTIPLY BY 4 IN 5

NEXT 6=30

IM THIS WE MULTIPLY BY 5 IN 6

NEXT 7= 42

IM THIS WE MULTIPLY BY 6 IN 7

SO AS THE ORDER REPEATS MULTIPLYING BY

3,4,5,6

SO HERE WE WILL MULTIPLY BY 8 IN 9 AS IN BETWEEN 8 IS MISSING IN WHICH WE WILL MULTIPLY 7 AND THUS GETTING 56

SO IN 9 WE WILL MULTIPLY 8 GETTING 72

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Answer 2

Answer:

$hello$

$here \: is \: your \: answer$

Question

4 = 12 , 5 = 20 , 6 = 30 , 7 = 42 , 9 = ?

Answer

4 × 3 = 12

5 × 4 = 20

6 × 5 = 30

7 × 6 = 42

9 × 8 = 72

Hence , 9 = 72

$hope \: it \: helps \: you$

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