Originally Posted by saberlance

Using a 3-0-0-2-0 (or 2-0-0-3-0) set up from left to right gives you 4 chances at the first random chest and all 5 girls have a chance at the last chest. The total chance to get all the chests is about 91%.

True I go 2-0-1-2-0 to send a speedy squad up to finish it...your ways is better odds vs time taken