They started equal. Mr spent 1 unit, Mrs spent 6 units. The amounts left differ by the extra 5 units Mrs spent.

Mrspentleft $33000Mrsssssss$8000

Plain numbers are given; italic underlined numbers are worked out.

  1. Difference left → $33000 − $8000 = $25000
  2. Extra Mrs spent → 6 units − 1 unit = 5 units → $25000
  3. 1 unit → $25000 ÷ 5 = $5000 (Mr spent)
  4. Each at first → Mr spent + Mr left = $5000 + $33000 = $38000

Each of them had $38000 at first.

Check: Mrs spent 6 × $5000 = $30000; $38000 − $30000 = $8000. ✓