5) A grain storage warehouse has a total of 30 bins. Some bins hold 20 tons of grain each, and the rest
hold 15 tons each. How many of each type of bin are there if the capacity of the warehouse is 510 tons?

Respuesta :

Answer:

12 bins holding 20 tons and 18bins holding 15tons

Step-by-step explanation:

it gives a simultaneous eqn

x + y = 30

20x + 15y = 510