Convert the speed 36.5 fathoms per minute to meters per second. (This is from Sample Problem 1-1 on page 3 of HRW)
1. Type . 2. Open the Units Menu by pressing ("Units"). 3. Use the arrow keys to scroll down to "Length". Open the menu by pressing the right arrow, then select "_fath" for fathoms. |
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4. Press and the unit will be copied to the home screen. (Note: You can type the unit from the keyboard if you know its abbreviation. The underscore "_" is found at ) 5. Press . |
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6. Press to return to the Units Menu. Select "_min" from the "time" submenu. |
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7. Press . 8. The conversion operator is the yellow triangle above the <Mode> key. To get it, press <Mode>. |
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9. Now, go back to the Units Menu and select "_m" from the length menu (or type it from the keyboard), and press . 10. Press , then select "_s" from the "Time" submenu of the Units Menu (or type it from the keyboard), and press . (Note: Actually, steps 8-10 are unnecessary in this case. If you type "36.5_fath/_min" and press , it will automatically be converted to 1.11252_m/_s - as long as the default Unit System is "SI" on the menu. The TI-89 automatically converts measurements to the default system.) |
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11. Press to display the result of the calculation. That's it. |
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