Blackjack table

Hard 13 versus a dealer 3 is a stand in basic strategy; the dealer busts often enough that hitting a stiff hand loses more EV.

Basic strategy: always split 8s, especially against a dealer 6 where each 8 starts a strong hand with double-after-split allowed.

Hard 17 against a dealer 6 is a clear stand per basic strategy; hitting risks busting and doubling a hard 17 is never correct.

Hard 13 against a dealer 6 is a basic strategy stand; the dealer busts frequently from a 6 upcard.

Hard 13 against a dealer Ace: basic strategy says hit, since the dealer busts rarely with an Ace and standing on 13 loses more often.

Hard 20 versus dealer 9 is a strong stand per basic strategy; splitting tens or hitting would reduce expected value.

Soft 17 (A,6) against a dealer 10 is a basic strategy hit; standing on 17 vs 10 loses more often, and doubling is only correct against weak dealer upcards.

Hard 14 against a dealer 10 upcard is a clear hit by basic strategy; standing loses far more often than hitting.

Hard 20 against a dealer Ace: basic strategy says always stand; splitting tens or hitting would lower expected value.

Hard 13 versus a dealer 3 is a basic strategy stand; the dealer busts often enough with a 3 that risking a bust by hitting is worse.

Hard 11 versus a dealer 10 with the dealer peeking for blackjack: basic strategy for a 6-deck S17 game says double.

Hard 14 versus a dealer 10 is a hit under basic strategy; standing loses far more often since the dealer makes a strong hand frequently.

Hard 15 against a dealer 10 is a hit per basic strategy; standing loses more often since the dealer busts only about 23% of the time.

Hard 18 versus a dealer 10: basic strategy says stand, since hitting busts far more often than it improves.

Hard 20 against a dealer 6 is a strong hand; basic strategy says never split tens and standing has the highest expected value.

Soft 14 (A-3) versus a dealer 2: basic strategy says hit, since doubling soft 13-14 is only correct against 5-6.

Hard 13 against a dealer 2 is a basic strategy stand; the dealer busts often enough that hitting a stiff hand loses more on average.

Pair of 6s versus dealer 6 with double after split allowed: basic strategy says split, as each 6 against a weak upcard has positive expectation compared to playing a hard 12.

Hard 8 vs dealer 6: basic strategy says hit (doubling 8 vs 6 is only marginal in single deck; with 6 decks, hit is correct).

Hard 18 against a dealer 6 is a clear stand; the dealer is likely to bust and hitting risks busting a strong hand.

Hard 8 vs dealer 6 in a multi-deck shoe is a hit per basic strategy; doubling 8 is only correct in single-deck games.

Hard 12 against a dealer 6 upcard: basic strategy says stand, since the dealer is likely to bust and hitting risks busting on any ten.

Hard 11 against a dealer 4 is a clear basic strategy double down.

Soft 14 (A-3) versus dealer 8: basic strategy says hit, as doubling is only correct against dealer 5-6.

Soft 19 against a dealer 8 is a clear stand in basic strategy; hitting only risks degrading a strong hand.

Hard 12 versus a dealer 2 is a basic-strategy hit; the dealer busts too rarely with a 2 up to justify standing on 12.

Hard 18 against a dealer 5 is a clear stand per basic strategy; the dealer is likely to bust.

Pair of 2s versus dealer 2 with double after split allowed: basic strategy says split.

Hard 10 vs dealer 2 is a basic-strategy double, and double after split is allowed.

Hard 7 against a dealer 2 is a hit in basic strategy; doubling is not favorable with a 7.

Soft 18 (2-5-A) vs dealer 2 with no double available: basic strategy says stand.

Hard 17 against a dealer 7 is a basic strategy stand; hitting risks busting with little upside.

Hard 12 versus dealer 4: basic strategy says stand, since the dealer busts often enough from a 4 and hitting risks busting on any ten-value card.

Hard 14 against a dealer 9: basic strategy says hit, since standing loses far more often against a strong upcard.

Hard 15 versus dealer 9 is a hit per basic strategy since standing loses far more often; surrender isn't available.

Hard 18 versus a dealer 9 is a stand by basic strategy; hitting risks busting with little upside.