A museum has 50 piece of art to display in an exhibit. Of these, 11 are photographs and 39 are color paintings. The manager want
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We can model this situation as a system of linear equation, where n is the number of nickels and q is the number of quarters.
Solving the system of equations, there are 67 nickels and 19 quarters.
Solving the system of equations, there are 67 nickels and 19 quarters.
Given :
Initial concentration , 240 ppm .
Final concentration , 360 ppm .
To Find :
Percent increase.
Solution :
Percentage increase is given by :
Therefore , percent increase is 50 % .
Hence , this is the required solution .