Blackjack table

Hard 16 versus a dealer 10 is a clear hit under basic strategy; standing loses too often and doubling is too risky.

Hard 19 against a dealer 3 is a strong made hand, so standing is clearly best. Hitting or doubling risks busting a near-certain winner.

Hard 11 against a dealer 3 is a clear double: the extra bet is justified by the high chance of making a strong total.

Hard 13 versus dealer 5 is a basic-strategy stand: the dealer’s weak upcard makes busting likely enough that hitting or doubling is worse.

Hard 17 against a dealer 3 is a clear stand; hitting or doubling risks busting a made hand the dealer is unlikely to beat.

Soft 16 versus a dealer king is a hit in basic strategy; doubling is only correct against weak upcards, and standing leaves a weak total against a ten.

Hard 16 versus a dealer King is a hit under basic strategy, since standing loses to any dealer total of 17 or higher.

Hard 14 versus a dealer King is a clear hit in basic strategy; standing loses too often to a made 17–21, and doubling is too risky with a weak total.

Hard 17 versus a dealer 9 should stand; hitting or doubling risks busting on most cards and is a negative-EV deviation.

Hard 12 against a dealer 4 is a basic-strategy stand: the dealer is weak and hitting risks busting a made hand.

Soft 17 versus a dealer 2 is a basic-strategy hit: the ace gives a free chance to improve without busting, and doubling is not favored against a deuce.

Hard 13 versus a dealer 2 is a basic-strategy stand; the dealer busts often enough that hitting is the worse play.

Soft 20 is already a strong total versus a dealer ten. Hitting or doubling would usually turn it into a worse hard total, so standing is the highest-EV play.

Hard 12 versus a dealer 6 is a basic-strategy stand: the dealer is likely to bust, and hitting or doubling risks busting a hand that should win often enough by standing.

Hard 18 against an Ace is a stand in basic strategy; hitting or doubling risks busting a strong total.

Hard 15 against a dealer 3 is a basic-strategy stand; the dealer is weak and hitting risks busting a made hand.

Hard 14 against a dealer 10 is a clear hit in basic strategy; standing loses too often and doubling is not justified.

Hard 17 against a dealer 10 should stand; hitting busts on any card 5 or higher.

Soft 18 versus a dealer 3 is a basic-strategy double in a six-deck game, since the ace gives a strong chance to improve without busting.

Hard 17 versus a dealer 7 is a clear stand; hitting or doubling risks busting a made hand.