powelljajuan72 powelljajuan72
  • 01-06-2020
  • Mathematics
contestada

Concrete is made by mixing cement sand and gravel in the ratio 5:9:13 how much cement is needed to make 324 ft of concrete

Respuesta :

Persona180
Persona180 Persona180
  • 01-06-2020

Answer:

156 ft

Step-by-step explanation:

5x+9x+13x=324

27x=324

x=12

13(12)=156

Answer Link

Otras preguntas

a store had a sale on art supplies. the price p of each item was marked down 60%. which expression represents the new price
Which of the following areas is the most inaccessible to humans? Papua New Guinea Micronesia Guam South Pole
6 meters to 60 centimeters. this is in ratiom& proportions type of problem
convert 14 inches to feet
What is the percent of change from 100 to 27? 73% decrease 77% decrease 77% increase 73% increase
A ____ error occurs when an instruction does not follow the grammar of the programming language
Subtract the sum of 71.1 and 3.96 from 112.5
Virtual offices that give everyone on a team access to the same set of resources and information are called
The two most common methods of calculating interest are compound and simple interest formulas. a. True b. False
Analyze continuities and changes in labor systems in ONE of the following regions within the time period 1450 to 1900. Latin American/Caribbean or North Americ