The cost of registration at a professional association meeting was …22 per…

The cost of registration at a professional association meeting was $50 per person; a lunch for registrants only was available for an additional $22 per person. If the number of registrants who paid for lunch was 20 more than the number who did not, and if receipts for registration and lunch totaled $50,240, how many people paid just for registration at the meeting?

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #30852