The ratio of rock music to total cds that ella owns is
25
40
. paolo has 50 rock music cds. the ratio of rock music to total cds in his collection is equivalent to the ratio of rock music to total cds in ella’s collection. how many cds do they own?

a 120
b 130
c 65
d 80

When you answer this can you explain

(x-5)1/2+5=2 what is possible solution of this equation

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.