Question

6:21::3:??
answer isn't 10.5 explain with explanation​

Answer 1

Answer:

Answer : 10.5.

Step-by-step explanation:

Explanation:

6 : 21 :: 3 : ?

6x = 21 * 3.

6x = 63.

x = 10.5.

Answer 2

Answer:

61

6+21 = 27 =3 cube

3+61= 64 = 4 cube