Blackjack table

Soft 13 against a dealer 10 is a clear hit under basic strategy. You can't bust, and doubling is only correct against a dealer 5 or 6.

Basic strategy for six decks with the dealer standing on soft 17 says to hit soft 18 against a dealer 10. The hand cannot bust on one card, and 18 is often beaten by a dealer ten.

Hard 17 against a dealer 3 is a stand under basic strategy, since any hit has a high chance to bust.

Basic strategy always splits a pair of 8s, and against a dealer 8 splitting clearly beats playing a hard 16. Double after split is allowed, which adds to the split's value.

Hard 18 against a dealer 8 is a clear stand under basic strategy; hitting or doubling risks busting a hand that is favored to win or push.

Under basic strategy, a hard 13 against a dealer 8 is a hit. The dealer's 8 is a strong upcard, so standing on 13 loses more often than taking a card.

Basic strategy says to hit hard 15 against a dealer 8. Standing on 15 loses too often when the dealer likely makes 17 or better.

Hard 15 against a dealer Ace: basic strategy for 6 decks with the dealer standing on soft 17 and no surrender is to hit. The dealer has already peeked and has no blackjack, so standing on 15 is too weak.

Basic strategy says to stand on a hard 13 against a dealer 6. The dealer is likely to bust, so I avoid taking the risk of busting myself.

Basic strategy says to hit a hard 13 against a dealer 7. The dealer is likely to make 17 or better, so standing on 13 loses more often.

Hard 16 against a dealer 7 is a hit in basic strategy, because the dealer is likely to finish at 17 or higher. Standing on 16 loses more often than hitting.

Hard 18 against a dealer 8 is a clear stand under basic strategy. Hitting or doubling would risk busting a hand that is already favored.

Hard 20 against a dealer 3 is a strong made hand, and basic strategy says never split tens. Standing maximizes expected value.

Basic strategy says to hit soft 13 against a dealer 9. Doubling is only correct against a 5 or 6, and standing on 13 is weak.

A hard 18 against a dealer 5 is a clear stand in basic strategy. The dealer has a high chance of busting, and any hit or double would risk busting my strong total.

Hard 10 against a dealer 10: basic strategy says hit rather than double, since the dealer's ten upcard makes doubling unprofitable.

A hard 12 against a dealer 10 is a basic-strategy hit. Standing loses more often, because the dealer is likely to make a strong total.

Basic strategy says to stand on hard 17 against a dealer 10. Hitting would bust too often to be worth it.

Basic strategy for a 6-deck S17 game with double after split allowed says to double soft 15 (A,4) against a dealer 5. The dealer's weak upcard makes the doubled bet profitable.

Basic strategy for a hard 15 against a dealer 2 is to stand, since the dealer has a real chance of busting and hitting risks busting on a 7 or higher.

Hard 17 against a dealer 10: basic strategy is to stand, since hitting busts too often.

Hard 11 against a dealer 8 is a standard double under basic strategy, since the expected value of doubling beats hitting.

Basic strategy says to stand on a hard 15 against a dealer 5. The dealer is likely to bust, so there is no reason to risk busting myself.

Basic strategy says to hit soft 15 against a dealer 10. Hitting cannot bust this hand, and standing on 15 is weak against a strong upcard.

Hard 15 against a dealer 10 is a hit under basic strategy since surrender isn't available. Standing on 15 against a strong upcard loses more often than hitting does.

A hard 20 against a dealer King is a clear stand, because only an Ace avoids a bust if I hit.

Basic strategy for a hard 14 against a dealer Ace (S17, peek, no surrender) is to hit. Standing on 14 loses more often against a strong upcard.