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Solve the Problem Using Matrices 6%6 \% Acid by Volume, Another 10%10 \%

Question 342

Multiple Choice

Solve the problem using matrices.
-A chemist has prepared two acid solutions, one of which is 6%6 \% acid by volume, another 10%10 \% acid. How many cubic centimeters of each should the chemist mix together to obtain 50 cm350 \mathrm {~cm} ^ { 3 } of a solution that is 8.24%8.24 \% acid.


A) No solution
B) 4.12 cm34.12 \mathrm {~cm} ^ { 3 } of 6%;45.88 cm36 \% ; 45.88 \mathrm {~cm} ^ { 3 } of 10%10 \%
C) 50 cm350 \mathrm {~cm} ^ { 3 } of 6%;50 cm36 \% ; 50 \mathrm {~cm} ^ { 3 } of 10%10 \%
D) 22 cm322 \mathrm {~cm} ^ { 3 } of 6%;28 cm36 \% ; 28 \mathrm {~cm} ^ { 3 } of 10%10 \%

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