UploadProblem Solving with Units
Consider the following exam question and student solution. Determine whether the solution is correct. If it is not
correct, write a note to the student explaining why it is wrong and give a correct solution.
ExamQuestion: A candy store sells chocolate for $7.18 per pound. The piece you want to buy weighs 0.11 pound.
How much will itcost, to the nearest cent? (Neglect salestax.)
StudentSolution: 0.11÷7.18=0.015. It will cost 1.5¢.
Select the correct answer belowand ifnecessary, fill in the answer box to complete your choice.
A. The students solution is correct.
B. The students solution is incorrect. The students division gives an answer that includes part of a cent. Fractional
cents cannot be used. The correct answer in cents is ——–¢.
(Simplify your answer. Round to the nearest cent as needed.)
C. The student’s solution is incorrect. Thestudent’s division gives an answer whose units are square pounds per
dollar. The desired units are dollars. The correct answer in dollars is $——.
(Simplify your answer. Round to the nearest cent as needed.)

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