You can upgrade lighting at your factory to LED bulbs that costs $6.95 each and last an average of 5 years. It costs $3.00 in labor to change a bulb. Over a 10-year period, about how much will it cost per year to install LED bulbs in 100 lamps and change the bulbs when they burn out?
A. $140
B $200
C $440
D $700
E $1,000
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Home » Mathematics » You can upgrade lighting at your factory to LED bulbs that costs $6.95 each and last an average of 5 years. It costs $3.00 in labor to change a bulb.