10) Quantas combinações de duas cores podemos fazer com as cores verde, azul, amarelo, vermelho e preto.
a) 20
b) 10
c) 38
d) 45

Which ahows the graph of the solution set of 6x+4y< 12

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.