Stream of consciousness rationale: Steven has 3 x 30 = 90 stickers. And, Terry has 90 + 20 = 110 stickers. Therefore, they have 30 + 90 + 110 = 230 stickers altogether.
The question and answer pair are described below.
Q: Ryan has 30 stickers. Steven has thrice as many stickers as Ryan.  Terry has 20 more stickers than Steven. How many stickers do they have altogether?
A: 230