Blackjack table

Hard 12 versus dealer 8 is a basic strategy hit; standing or doubling is clearly inferior here.

Hard 19 against a dealer 8 is a clear stand per basic strategy; hitting would bust far too often.

Hard 15 against a dealer 6 is a stand per basic strategy; the dealer busts often enough from a 6 that hitting is worse.

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

Hard 11 versus a dealer 4 is a clear basic strategy double down; the dealer is in a weak position and we have the best chance to make a strong hand with one card.

Hard 8 against a dealer 10 is a basic-strategy hit; doubling is only correct against weaker upcards.

Hard 16 vs dealer 10 with no surrender: basic strategy says hit (multi-card 16 vs 10 is still a hit, though close); standing loses more often than hitting.

Hard 19 against a dealer ten is a clear stand under basic strategy; hitting would almost certainly bust.

Soft 13 (A-2) against a dealer 7: basic strategy says hit, since doubling is only correct against 5-6 and standing is far too weak.

Soft 16 against a dealer 7 is a hit per basic strategy; the hand cannot bust on this card and standing on 16 vs 7 is weak.

Hard 15 against a dealer 7 is a hit per basic strategy; standing loses too often since the dealer makes 17+ frequently from a 7, and surrender is unavailable.

Hard 14 versus dealer 6: basic strategy says stand, since the dealer busts frequently with a 6 upcard.

Hard 12 versus a dealer 3 is a hit per basic strategy; the dealer's bust probability isn't high enough to justify standing.

Hard 7 against a dealer 9 is always a hit per basic strategy; doubling on 7 is not justified.

Hard 17 against a dealer 9: basic strategy says stand, since hitting a hard 17 busts far too often.

Hard 14 versus a dealer ten is a hit under basic strategy; standing loses far more often and surrender is unavailable.

Hard 13 against a dealer Ace: basic strategy says hit, since the dealer's Ace is strong and standing on 13 loses too often.

Hard 12 versus dealer 9 is a basic strategy hit; standing loses far more often against a strong upcard.

Hard 12 against a dealer 10 is a clear hit under basic strategy; standing leaves us far behind a strong upcard.

Hard 19 against a dealer 10; basic strategy says stand since hitting busts most of the time.

Hard 20 vs dealer 7 is a strong stand; never split tens.

Hard 20 against a dealer 7 is a clear stand; never split tens.

Hard 5 against a dealer Ace is a clear hit under basic strategy; doubling or standing would be a mistake.

Hard 15 against a dealer Ace with no surrender available: basic strategy says hit, since standing loses far more often against the dealer's strong upcard.

Hard 5 against a dealer 3: basic strategy says hit; doubling is wrong with such a low total.

Hard 14 against a dealer 3 is a stand per basic strategy; the dealer busts often enough that hitting a stiff hand is worse.

Hard 7 vs dealer 4: basic strategy says hit; doubling is not favorable with such a low total.

Hard 16 against a dealer 4 is a stand per basic strategy, since the dealer busts frequently with a 4 showing.