Pauline visits her favorite local museum three times a year

Pauline visits her favorite local museum three times a year. The cost of one visit is $2. After 5 years, the cost of one visit has increased by 150%, but Pauline decided not to give up any visit and continued to go to the museum for 3 more years. How much did Pauline spend on all visits to the museum?

GSM8K — Grade School Math 8K (Cobbe et al., OpenAI, 2021) · test #1218