SAT Math Multiple Choice Practice Question 227: Answer and Explanation
7. Kenny and Mike each begin with the same number of baseball cards. After Mike gives Kenny 12 cards, Kenny has twice as many as Mike. How many cards do they have all together?
Correct Answer: D
D They both start with x cards. After Mike gives Kenny 12 cards, Mike has and Kenny has cards. If Kenny has twice as many as Mike, then
Since they each had 36 cards to start, they had a total of .