7. Take into account rolling two truthful cube. Let A be the occasion that the sum of the 2 cube is eight, and B be the occasion that the primary one lands on 6.(a) What’s the likelihood that the primary one lands on 6 on condition that the sum of the 2 cube is eight? Present all work. Simply the reply, with out supporting work, will obtain no credit score.(b) Are occasion A and occasion B unbiased? Clarify.