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

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

Near the surface of the earth what is the magnitude and direction of the acceleration due to gravity?

what happens when the smog lifts in los angeles,california

An object has an acceleration of 0 m/s². Does this mean that the object must be stationary?

a trampoline has an area of 49 times pie square feet. what is the diameter of the trampoline?

What is the whole to which a percent is compared?

~ALGEBRA! PLEASE HELP!~ Austin is climbing on a ladder that is attached against the side of a jungle gym wall. He is 5 feet off the ground and 3 feet horizontal

What part of the body must Cupid's arrows hit to be effective?

.Mark each of the following statements if it expresses a value from the story of Odysseus and the Cyclops A. Odysseus expected the Cyclops to give them provisio

How does the area of the triangle relate to the area of the square? Please Explain!!! I really don't get it!

What is the coefficient in this expression? 17 + 5a