Mis amigos y yo que es aburrido a. digo c. dicen b. dices d. decimos

Which in spanish an example of: 1) a comparison between two unlike things, and 2) something that you consider the best. when creating your two sentences make sure to use the following expressions: mejor que, peor que, el/la mejor, el/la peor

Achemist mixes 4 liters of one acid solution with 10 liters of a 40% solution, resulting in a 30% acid solution. what is the value of x, the acid concentration of the first solution

Marcia tiene un bolígrafo y una tarjeta. a. está leyendo. c. está escribiendo. b. está jugando. d. está comiendo.