Current location - Training Enrollment Network - Mathematics courses - How many stones are there in a cube?
How many stones are there in a cube?
You must bring a small box of any size.

Before measuring the weight (kg) of this small box, put a little stone in it.

Like your box.

This is a small cube:

Height 0. 15m, width 0. 15m, length 0. 15m, resulting in weight.

be

four

Kilogram (Hypothesis)

So the density of the stone is

each

0. 15

x

0. 15

x

0. 15

=0.003375

cubic metre

=

four

Kilogram.

Then you have to use the basic proportional mathematical algorithm to find out how many kilograms 1 cubic meter is.

0.003375

x

multiple

=

1

cubic metre

4 kg

as soon as...

Diverse

"

Multiply "

Multiplication =

1

/

0.003375

=

296.30

therefore

four

Kilogram must be

x

296.30

=

1 185.2

Kg/1 m3. (Formal density formulas are usually calculated in cubic meters)

Answer:

1. 185

many

Chongshitou

Precisely

One cubic meter

pay attention to

There are many different kinds of stones, and their density and weight will change.