i.) Truth table for these:

Force always caused acceleration.

my guess: Force -> acceleration

F A F->A

T T T

T F F

F T F

F F F

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You win in tennis if and only if you win more sets than your opponent.

my guess: win=>more sets than opponent

win / more sets / win=>more sets than opponent

T T T

T F F

F T F

F F F

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You are allowed to drink only if you are aged above 21.

myguess: 21->you can drink.

not sure if I should do a truth table using 21->you can drink or 21^can drink

?