Marta y su hermano leyeron un libro cada uno el domingo pasado Marta leyó 52 páginas y su hermano 32 páginas

cuántas veces la cantidad de páginas que leyó Marta es la cantidad de páginas que leyó su hermano

por favor necesito ayuda

Abaker makes 186 cookies. some are chocolate chip and some are oatmeal raisin, and both kinds are made with and without nuts, as shown in the table above. because they are more popular, the baker made 2/3 of the cookies chocolate chip. if a chocolate chip cookie is chosen at random, what is the probability that it will have nuts? a) 21/93 b) 21/62 c) 41/93 d) 21/41

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?

Two numbers have a sum of -19. one number is x. what expression represents the other number?