Convert minute to seconds (1 minute = 60 seconds), set up a proportion, cross multiply, and solve.
Proportion: =
Cross multiply: 60 · 100 = 5 · x
Solve (divide both sides by 5): 1200 = x
Answer: 1200 ft
A woman buys 4metres of cloth costing $40 per metre, and 6metres of cloth costing $45 per metre. How much will she pay altogethe
2 answers:
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