The cost of a regular price ticket to Saint Louis Cardinal baseball game as $60. During the world series, the price increased by 2/5. What did the fans pay?

1.4 * 60 = $84

84

To find out what the fans paid after the price increase, we need to calculate 2/5 of the regular ticket price and add it to the regular price.

Step 1: Calculate 2/5 of $60:
2/5 * $60 = $24

Step 2: Add the calculated value to the regular price:
$60 + $24 = $84

Therefore, the fans paid $84 for a ticket to the Saint Louis Cardinal baseball game during the World Series.

To find out what the fans paid during the World Series, we need to calculate the increased price from the regular price ticket.

Step 1: Calculate the increase amount.
The price increased by 2/5, which means it increased by (2/5) * $60 = $<<2/5*60=24>>24.

Step 2: Add the increase amount to the regular price.
The increased price is $60 + $24 = $<<60+24=84>>84.

Therefore, the fans paid $84 for a ticket to the Saint Louis Cardinal baseball game during the World Series.