Respuesta :

quyenthao111

Answer:

we use 15 bags in 10 weeks

Step-by-step explanation:

we use 6 bags of coal every 4 weeks

6 / 4 = 1.5

which mean 1.5 bags per week

10 * 1.5 = 15

So in 10 weeks we use 15 bags
The answer is 16 because they used 6 every 4 weeks