A chemist has a 5 feet long tube. How many inches long is the tube?

Step 1 ：Given that 1 foot = 12 inches

Step 2 ：Convert 5 feet to inches using the conversion factor

Step 3 ：\(5 \, \text{feet} \times \frac{12 \, \text{inches}}{1 \, \text{foot}} = 60 \, \text{inches}\)