hello1676 hello1676
  • 07-01-2024
  • Mathematics
contestada

Dry concrete can be made by mixing sand, gravel and cement in the ratio 1: 3: 4. If you want 1600 kg of dry concrete, how much of each will you need? Give your answers in kilograms (kg).​

Respuesta :

Remiboi
Remiboi Remiboi
  • 07-01-2024

Step-by-step explanation:

Total:1600kg

1:3;4

total=8

sand=1/8×1600=200kg

gravel=3/8×1600=600kg

cement=1600-(600+200)=1600-800=800kg

Answer Link

Otras preguntas

What is the value of x? 6+8x/2 = 5x A.-2 B.-1 C.1/3 D.3
What is the slope-intercept form of the linear equation x + 4y = 12?
How d o you think industrialized nations chose the area they would colonize?(1800)
Explain how Copernicus concluded that stars were farther away than planets. Draw a diagram showing how this principle applies to another example.
a petting zoo has 5 lambs 11 rabbits 4 goats and 4 piglets. find the ratio of goats to the total number of animals. write the ratio in the simplest form then ex
Understanding percentages
How did the Holocaust affect the Jewish population in Europe after World War II? Millions were left without families or homes. Most returned to their homes and
how do you rewrite an expression using i
. If y=3x + 2, find the value of y when x = -3
The 13th amendment was proposed and ratified on 1865