As a light bulb
5000 + 5000 = 10,000
7.75 of 5000 = 387507.75 of 5000 = 387507.75 of 5000 = 387507.75 of 5000 = 38750
4.8% of 5000 = 4.8% * 5000 = 0.048 * 5000 = 240
18% of 5000= 18% * 5000= 0.18 * 5000= 900
As a light bulb
I've typically done 5000 or 6 months, but there are many case where you can go longer than that.
5000 miles
5000
No statistics are keep of how often Pat Sajak spins 5000 on the final spin of Wheel of Fortune
The answer is 5000
Every 5000 is a good place to start if you toe alot but can go longer up to 8000 I think under light use
Every 5000 miles. Per the manufacture.
5000-7500 miles
5000
5000
5000