To convert time to just minutes: 1  2 hours is 2 hours * (60 minutes / 1 hour) = 2 * 60 minutes = 120 minutes. 2  45 minutes is 45 minutes * (1 minute / 1 minute) = 45 * 1 minutes = 45 minutes. 3  45 seconds is 45 seconds * (1 minute / 60 seconds) = 45/60 minutes = 0.75 minutes.
The average mechanical engineer in the United States earned $38.74 per hour, which comes to $80,580 per year as of 2009. The BLS reported earnings of $49,730 for lowest-earning tenth percentile and $117,550 at the top or 90 percentile level, a difference of over $67,000 per year.*.
Over 12,000 engineers from the U.S. responded to the online salary survey between April 1, 2011 and March 31, 2012, providing insights into salaries and job market. The survey data revealed that the average total annual income, including commissions and fees, for an engineer in the U.S. in 2012 was $103,497, nearly 4.0% higher than the $99,738 figure reported in the 2011 survey.