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primary 6 | Maths
| Algebra
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Date Posted: 4 years ago
Views: 335
Thyme paid $7.20 for 6 pencils and a no. of erasers. Each pencil costs 50 cents and each eraser costs twice as much. How much did she pay for all the erasers? Give the answers in terms of 50 in the simplest form.
unit cost
p: 50
e: 2(50)
cost
p: 6(50)
e: 720 - 6(50)
unit cost
p: 50
e: 2(50)
cost
p: 6(50)
e: 720 - 6(50)
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done
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clear
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Apparently the cost of one eraser is not required in the calculation of the total cost of all the erasers.
Date Posted:
4 years ago
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