MA-958
Direct proportion
Lower Sec Maths · Secondary 2 · Easy · Direct proportion
The cost of printing is directly proportional to the number of pages printed.
Printing 40 pages costs \$5.60.
What is the cost of printing 65 pages at the same rate?
Printing 40 pages costs \$5.60.
What is the cost of printing 65 pages at the same rate?
- \$9.10
- \$8.40
- \$7.28
- \0.40
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