Blackjack table

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

Hard 17 against a dealer 5 is a clear stand in basic strategy; hitting or doubling risks busting a made hand.

Hard 20 against a dealer 10 is a strong made hand; standing is the clear basic-strategy play, while hitting, doubling, or splitting tens would only risk a winning position.

Hard 16 versus a dealer 6 is a stand in basic strategy; the dealer is likely to bust, and hitting or doubling a stiff total is the worse play.

Hard 12 versus a dealer 9 should be hit; standing loses too often to a strong upcard and doubling is negative EV.

Hard 11 against a dealer 4 is a classic double: the extra bet is favored and a ten makes 21.

Hard 15 versus a dealer 4 is a stand in basic strategy: the dealer is likely to bust, and hitting or doubling risks busting a made hand.

Hard 15 versus a dealer 3 is a basic-strategy stand: the dealer’s weak upcard favors standing rather than risking a bust by hitting or doubling.

Hard 13 against a dealer 5 is a stand in basic strategy; the dealer is more likely to bust, and hitting or doubling risks busting a made hand.

Hard 12 versus a dealer 10 loses more often if I stand, and doubling is negative EV, so basic strategy is to hit.

Hard 14 against a dealer King is a weak total that loses if I stand, so I hit to try to improve.

Hard 9 versus a dealer 5 is a standard double in basic strategy, since the dealer is weak and doubling maximizes expected value.

Hard 19 against a dealer 10 is a strong made hand; standing is the clear basic-strategy play, while hitting or doubling risks busting a likely winner.

Soft 19 versus a dealer 9 is a strong made hand, so standing is the highest-EV basic-strategy play; hitting or doubling risks a strong total.

Pair of 4s totals 8 against a dealer 9, which is too weak to stand or double. Basic strategy is to hit rather than split 4s against a 9.

Hard 12 versus a dealer 9 is a hit under basic strategy; standing loses to too many dealer totals.

Hard 12 versus an Ace is a hit under basic strategy; standing loses too often to the dealer's strong upcard and doubling is negative EV.

Hard 17 should stand against an ace; hitting busts on any 5 or higher, which is most of the remaining deck.

Hard 20 against a dealer 3 is a strong made hand; standing avoids busting and is the clear basic-strategy play.

Hard 5 versus a dealer 10 cannot bust and is too weak to double; basic strategy is to hit and build a better total.

Hard 10 against a dealer 10 is far too weak to stand; hitting is the only way to improve the hand.

Hard 12 against a dealer 10 is a hit in basic strategy; standing loses too often when the dealer makes 17 or better.

Hard 19 is a strong total against a dealer jack; hitting risks busting and standing is the correct basic-strategy play.

Hard 12 versus dealer 6 is a basic-strategy stand: the dealer is weak and likely to bust, so hitting or doubling risks a worse outcome.