What were some tools developed to prepare corn and different meals?

1- ¿lógico o ilógico? audio listen and indicate whether each question and response is lógico or ilógico. january 12 9: 30 am 1 attempt remaining grade settings 240-243 grammar presentation lógico ilógico lógico ilógico

El padre regaló un coche a su hijo, pablo.

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