Lasers For Salevirginia Can Multiple Lasers Of The Same Strength Overlap Each Other While Retaining Each Individuals Laser's Strength?

Can multiple lasers of the same strength overlap each other while retaining each individuals laser's strength? - lasers for salevirginia

Furthermore, when multiple laser with the same force which, in a power laser from a laser or triple fusion overlap / family a small increase in the strength of laser beams due to the overlapping groups?

What happens when several lasers of different power classes are reflected at the same time? Laser is the highest, the lowest replacement laser?