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Primary 6 Problem Sums/Word Problems - Try FREE
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An electronic store earned $72 on the sale of a music system.
A slightly defective music system was sold at a lower price.
The store would lose $38 by selling a defective music system.
In March this year, the store earned $26160 from the music systems sold.
Out of every 50 music systems sold, 3 were defective.
(a) How many good systems were sold in March?
(b) What was the loss in earnings due to the defective systems?
Notes to student:
- If the question above has parts(e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12