Despues de la escuela ten go que porque mi mama y papa trabajan hasta las sies de la trade

The teacher didn't explain this at all and i don't understand this

Hola, mario: yo (1) (estar) en la universidad. la clase de anatomía (2) (ser) de cinco a siete. mi hermano y su esposa (3) (venir) a cenar esta noche. a las siete (yo) (4) (blank) (correr) al supermercado (grocery store). tú (5) (blank) (tener) que regresar a casa antes de las siete. hasta pronto. gracias, valeria

Sandra is cooking her famous brownies for her class for her recipe she needs 5/7 of a cup of sugar and 1/8 as much salt as sugar how much salt does she need for recipes