Question

5 7 2 1 =63. 4. 5. 3. 2. =72 than 3 4 2 1 =

Answer 1

Answer:1.

5. 7. 2. 1=63

Rule: 5 + 7 + 2+ 1= 15

15 × 4+ 3= 63

2.

4. 5. 3. 2= 72

Rule : 4 +5+3+2= 14

14 × 5 +2=72

The next series is

3.

⇒ 3 . 5 . 4. 2

3 +5+4+2= 14

14 × 6 + 1 = 84 +1=85

Step-by-step explanation:

Answer 2

81 is a answer of this question