Question

5, 10, 25, 75 ??
Please answer it fast..​

Answer 1

Correct Question:

5, 10, 25, 70, ??

Answer:

⇒ 5 , 10 , 25 , 70 , ??

• Sequence is increasing by (3x - 5) ; where x is the preceding number of sequence

⇒ 5 , (3*5 - 5) , (3*10 - 5) , (3*25 - 5) , (3*70 - 5)

⇒ 5 , 10 , 25 , 70 , 205

∴ Hence, the next number in sequence is 205.

Answer 2

Answer:

5, 10, 25, 75 ??

= 70

An arithmetic sequence is a sequence in which the difference between each consecutive term is constant. An arithmetic sequence can be defined by an explicit formula in which an = d (n - 1) + c, where d is the common difference between consecutive terms, and c = a1.