a bag of garden soil weighs 40 pounds and holds 4 cubic feet. find the weight of 15 bags in kilograms and the volume of 15 bags in cubic yards

Respuesta :

The weight of 15 bags is 276 kilograms, and the volume of 15 bags is 2.22 cubic yards

The weight of a bag of garden soil = 40 pounds.

The volume of the 40 pounds bag of garden soil = 4 cubic feet.

We need to find the weight and volume of 15 bags of the same kind mentioned above.

From the given statement we can write as:

1 bag = 40 pounds

If we need to find the weight of 15 similar bags we will multiply 15 on both sides of the above equation.

15 x 1 bag = 15 x 40 pounds

15 bags = 600 pounds.

We see that 15 bags will weigh 600 pounds.

We need the volume of 15 bags in kilograms.

We know that,

1 pounds = 0.46 kilograms

600 x 1 pounds = 600 x 0.46 kilograms

600 pounds = 276 kilograms.

Now, from the given statement.

The volume of 1 bag holds 4 cubic feet.

We can write it as,

1 bag = 4 cubic feet

To get the volume of 15 bags, multiply 15 on both sides.

15 x 1 bag = 15 x 4 cubic feet

15 bags = 60 cubic feet

We see that volume of 15 bags is 60 cubic feet.

We need the volume of 15 bags in cubic yards.

We know that,

1 yards = 3 feet

1 feet = 1/3 yards

Cubing on both sides we get,

1 cubic feet =  1/27 cubic yards

Thus,

60 cubic feet = 60 x 1 cubic feet

                       = 60 x 1/27 cubic yards

                       = 2.22 cubic yards

Hence, the weight of 15 bags is 276 kilograms, and the volume of 15 bags is 2.22 cubic yards

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