12%=(3+10%*x)/(20+x)
x=30
add 30 pounds of the second alloy
Answer:
Step-by-step explanation:
You will first have to find the area to find the price of each square yard.
Area is 8*12 = 96. Multiply this by 2.69.
It will cost 258.24 dollars to recarpet the shop.
Let me know if this helped
Answer:
27
Step-by-step explanation:
75×36=2700
2700/100=27
You just multiply 450 by .18 and it'll give you the 18% you have to add to 450.
So the equation would look like:
450(.18)=81
Which you then add:
450+81= 531
So 531 is your total!
Answer:
300.
Step-by-step explanation:
256 is closer to 300 than it is to 200 so it rounds to 300.
