Lemma
MediumDigits
AQuA-RAT train #79420 · Number Theory · Digits

Two digits in John's age are the same as the digit in…

Two digits in John's age are the same as the digit in the Wilson's age, but in reverse order. In 21 years John will be twice as old as Wilson will be then. what is the difference in their current age ?

~8 minAnswer checked instantly

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #79420

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your answer

Checked against the answer in AQuA-RAT.