Blackjack table

Hard 12 against a dealer ten is a basic strategy hit; standing loses more often than hitting in the long run, and doubling is not advisable.

Hard 18 against a dealer ten is a stand in basic strategy; hitting risks busting for little gain.

Hard 13 against a dealer ten is a losing spot either way, but basic strategy says hit because standing leaves too many losses against the dealer's likely 20. Doubling is not recommended with this hand.

Hard 20 against a dealer Queen is a very strong hand, and hitting would almost certainly bust, so standing is correct.

Hard 12 against a dealer 7 is a basic strategy hit, since the dealer is likely to make a hand of 17 or better and standing on 12 is weaker.

Hard 17 against a dealer 5 is a clear stand by basic strategy, since the dealer busts often and hitting risks busting a made hand.

Hard 13 against a dealer ten is a losing stand, and basic strategy says to hit; doubling is not favorable here.

Hard 20 against a dealer 9 is a very strong hand; standing is optimal, and splitting tens or doubling has lower expected value.

Hard 15 against a dealer 8 is a basic strategy hit, since standing loses more often than hitting. Doubling on 15 is not recommended.

Hard 17 against a dealer 8 should stand; hitting risks busting with a high chance and gains little.

Hard 18 against a dealer 8 is a stand in basic strategy; hitting risks busting and doubling has negative expected value.

Hard 15 against a dealer 9 is best played by hitting under basic strategy, since standing loses more often than hitting does. Doubling is not recommended with this total.

Hard 13 against a dealer 8 is a basic strategy hit, since the dealer is likely to make 18 or better and standing is not favorable. Doubling is not recommended with this total.

Pair of aces should always be split, and the dealer's 4 upcard is weak, so splitting gives the best expected value.

A hard 20 against a dealer ten is a very strong hand, and basic strategy says to stand rather than split tens or double.

Aces should always be split, and the dealer's 6 upcard makes it an especially strong spot; double after split is allowed, though aces get only one card each.

Hard 13 against a dealer 10 is a basic strategy hit, since standing on 13 loses more often than hitting. Doubling is not favorable here.

Hard 14 (6+7+A counted as 1) against a dealer ten is a basic strategy hit, since standing loses more often than hitting.

Hard 17 (6+7+A+3) against a dealer King: standing is correct basic strategy, since hitting risks busting on most cards and rarely improves the hand enough.

Hard 5 against a dealer 6 is too weak to double under basic strategy, which says to hit. Doubling starts at hard 9.

A hard 8 is too low to stand on, even against a dealer 6. Doubling isn't allowed with three cards, so hitting is the best play.

Hard 17 against a dealer 6 is a clear stand, since the dealer is likely to bust and hitting risks busting with little gain.

Hard 20 against a dealer 6 is a very strong hand; basic strategy says stand rather than split tens or double.