Answer:
Reggie have 371 trading cards after 12 weeks
Explanation:
Reggie card collection in week 1 is 195 trading cards.
after first week,
Reggie purchases 16 cards every week
so the total cards after 12 weeks will be
= cards on week 1 + 16 cards × 11 weeks
= 195 + 16 × 11
= 371 cards
Hence, Reggie have 371 trading cards after 12 weeks.