12.- En una fábrica 15 obreras cubren un pedido de faldas en nueve dias de trabajo, ¿cuántas obreras más tendrán que contratarse para que el pedido sea
entregado en tres días?
A) 5
B) 15
C) 25
D) 30

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

7+(3n++8) what is the answer to this?