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1 vote
I need help is it A b c Or d

I need help is it A b c Or d-example-1

2 Answers

4 votes
The answer is B.

The factor by which 2 changed to -10 is
(-10)/(2),~or~-5.
The change for the next term is
(50)/(-10),~or~also~-5.
Again, the change to the next term is
(-250)/(50),~being~-5.
Since the terms are consistently increasing by -5, that is your ratio. Your answer is B, -5.
User Kjprice
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5.9k points
5 votes
i think it's multiplying by 5 
User Razvan Dumitru
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6.2k points