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Discover LudwigThe sentence "duration varies" is correct and usable in written English.
You can use this phrase when discussing how long something takes or lasts, or how often it happens. For example, "The duration of the project varies depending on how much time and effort is put in."
Exact(53)
In elective orthopaedics, the mean operating duration varies by 14 min between the sites, with the glitch rate varying between 6 and 8 glitches/hour.
If they worked more than a year, the payment duration varies depending on the age bracket.
Duration Varies, but allow two days Level Moderate At 3,776m, Mount Fuji is Japan's highest, as well as its most iconic, peak.
At the end of a hangout, some candidates are selected for two to six weeks of further assessment and training (the duration varies by company).
Changes have been well-documented, although their intensity and duration varies among locations and associated soil and forest types.
Length varies, 1-20 miles Duration varies, from 1 hour to 1 day Start York Finish Beningborough Hall, Ripon, Knavesmire, York Classification Beningborough Hall (moderate), Ripon (difficult), Knavesmire (easy), York (moderate).
Similar(7)
The study duration varied from 3 wk to 3 mo (median: 12 wk).
The best test time duration varied with different experimental parameters and different identification models.
Temperature and exposure duration varied from 30 to 50 °C and from 10 min to 230 min, respectively.
The cultivation duration varied between 30 and 50 h.
After discharge duration varied inversely with stimulus intensity as did the duration of postictal hypoexcitability.
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CEO of Professional Science Editing for Scientists @ prosciediting.com