edwinescamilla263 edwinescamilla263

01-10-2019
Mathematics

contestada

a mixture of concrete is made up of sand and cement in a ratio of 5 : 3, How many cubic feet of each are needed to make 160 cubic feet of concrete mix

Respuesta :

marlenejaimesnunez marlenejaimesnunez

01-10-2019

Answer:

We need 160 cubic feet of concrete mix and 20 x 8 = 160, so we need to use 20 x 5 = 100 cubic feet of sand and 20 x 3 = 60 cubic feet of cement

Step-by-step explanation:

Answer Link

Otras preguntas

Malala was 11 when she first spoke out for. Question 8 options: pet's rights. Boys to go to school. Girls' rights to go to school.

The sun of two numbers is 25. One number Is twice the second number +7 what are the two numbers?

What is a purpose of the Constitution that is listed in the Preamble?

What is the slope of the line that passes through the points (−7,−10) and (−19,−10)? Write your answer in simplest form.

Summarize Jefferson's response to the crisis in a few sentences. How did he address the issue?

Four substances are important for both photosynthesis.

Why does a spectroscope need a diffraction grating.

(1) Yonna's car broke down, and she has to get it fixed. It costs her $450 for just the parts, and the mechanic charges an additional $55 per hour for labor.

Select the correct answer. Which equation could possibly represent the graphed function?

Which equation best represents the line in the graph