Solve the story problem. In the library there are 375 books on the first grade shelves , 485 books on the second grade shelves, and 1/2 as many books on the third grade shelves as the number of first and second grade books combined. How many books are there for the three grades?

Respuesta :

Answer:

1290 books

Step-by-step explanation:

Answer:

1290

Step-by-step explanation:

just add it then divide by 0.5

;)