Every payout is based on $2.00 wagered.
A $2 bet to win would have got you 6.80
A $2 bet to place would have got you 4.40
A $2 bet to show would have got you 2.20
You wagered $10 so you will get 5 times 6.80 to win, 5 times 4.40 to place, & 5 times 2.20 to show.
you would get back $34/win, $22/place, & $11/show.