There is about a 16.5% chance to pull an 8-inch piece, this is theoretical probability though. <span />
<span>Short Circuit- in a device, an electrical circuit of lower resistance than that of a normal circuit, typically resulting from the unintended contact of components and consequent accidental diversion of the current</span>
85% is 0.85 decimals
85 percent of 30
30 * 0.85 = 25.50
30-25.50 = 4.50
Solution: after sale, it is $4.50