AQuA-RAT train #40051 · Arithmetic · Averages
The average age of a group of persons going for tour is…
The average age of a group of persons going for tour is 16 years. Twenty new persons with an average age of 15 years join the group on the spot due to which their average age becomes 15.5 years. The number of persons initially going for tour is:
AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #40051
Stuck? A gentle nudge
No hints for this one.
Your answer
Checked against the answer in AQuA-RAT.