Question

3,9,45,315,_,31185 what is next number
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Answer 1

Answer:

I think so the answer is 2835 multiply by 9

Answer 2

Answer:

405405 is the required next number .

Step-by-step explanation:

Explanation:

Given , a series of number which is 3,9,45,315,-,31185.

Now you can see that multiplying the first given number , which is 3, to

odd 1, gives 3, and then multiplying the result by next odd which is 3 we get 9 as a result .

Here we conclude that if we multiplying the given numbers with odd numbers starting from 1 , then we get the next numbers given in the series .

Step1:

Therefore , if we proceed according to the above one  we get ,

3 × 1 = 3

3 × 3 = 9

9 × 5 = 45

45 × 7= 315

315 × 9 =2835

2835 × 11 = 31185

31185 × 13 = 405405

Final answer :

Hence ,  405405 is the next number in the specified series .

#SPJ2