The solution would be like
this for this specific problem:
<span>Take note that the most
important given is 1,700lbs of gravel.
1700 lbs of gravel * 6 cubic yards of concrete</span>
= 10,200
<span>Therefore, 10,200 pounds of
gravel will be used to pour 6 cubic yards of concrete.</span>
Answer:
20 parts
Step-by-step explanation:
7:5
28:x
7*4=28, 5*4=20; x=20
28:20
Answer:
I think A
Step-by-step explanation:
Answer:
x = 45/7
Step-by-step explanation:

Here, you can more easily see what the fractions look like.
In order to cross-multiply, you have to multiply 5 with 9, and 7 with x.
45 = 7x
Then, you isolate x by dividing 7 on both sides:
45/7 = x
Hope I helped :)