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Primary 6 Problem Sums/Word Problems - Try FREE
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A shop sells pens and light bulbs.
The ratio of the number of pens to the number of light bulbs was 3:5.
After some light bulbs were sold, the ratio of the number of pens to light bulbs became 5:6.
The cost of each light bulb is $0.45.
If there were 480 pens at first, how much was collected from the sale of the light bulbs?
Notes to students:
- Round your answer off to 2 decimal places