Please answer the question below

An apartment has a replacement cost of $950,000 and contents valued at $1,450,000. it has a classification of a and a territory rating of 3. find the annual premium a) $10,185 b) $9,230 c) $3,155 d) $13,830

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)