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.*.
Rating Newest Oldest. Best Answer: According to CNN Money, civil makes $44,999 a year for starting salary, while mechanical makes about $50,672 a year for starting salary. The source lists the top degrees in term of starting salary, and how much each has.here are engineers that are multi-millionaires and engineers that are making $70,000.00 a year. It all depends on basic principles. Think outside of the box, invent the box, control the box, market the box and then sell the box. If you stick to this you will have boxes of money. Good Luck!!!!