It’s SAT Math Question Challenge Day!

Throw Down Thursday!
 

It’s SAT Math Question Challenge Day!
 

Here it is! The moment you’ve been waiting for – the chance to win $25!  Each Thursday, we’ll be featuring the SAT/ACT math question of the week and all correct answers (with supporting work shown) submitted HERE.

 

The winner will be announced the following Thursday and we’ll post the correct answer along with the next question. Yes, that’s right! EVERY WEEK you have a chance to flex your math muscles and win money. Seriously, nothing could be better. Nothing!


The Question:


145, 300, 610, 1230

 

In the above sequence every term after the first is formed by multiplying by x and then adding y, where x and y are positive integers. What is the value of x + y?

 

Submit the answer HERE. Remember to show your work!

 

Good Luck!

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