In an aquarium, 2/5 of the fish are surgeonfish. of these, 3/4 are yellow tangs. in simplest form, what fraction of all fish in the aquarium are yellow tangs?

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.

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If cos(θ)=2853 with θin q iv, what is sin(θ)?