Answer:$29.64
Step-by-step explanation:
$22.80 + 30%= $29.64
Answer:
$36.00
Step-by-step explanation:
Answer:
90 g of water should be added and he will make 900 g of solution.
Step-by-step explanation:
Let x g be the amount of salt Ilya add to 810g of water to make 10% solution. Then 810+x g is the amount of new solution. Thus,
810+x - 100%,
x - 10%.
Mathematically,

So 90 g of water should be added and he will make 810+90=900 g of solution.
Answer:
Option c) is correct.
The value of y in the given equation is 26 ie., y=26
Step-by-step explanation:
Given equation is

Now to the find the value of y in the above equation.
To find y simplify the above equation


Now apply distributive property



Therefore y=26
Option c) is correct.
The value of y in the given equation is 26 ie., y=26
Answer:
I think the answer is 7.20.....