a company estimates 0.3% of their products will fail after the original warranty period but within 2 years of the purchase, with a replacement cost of $450. if they offer a 2 year extended warranty for $42, what is the companys expected value of each warranty sold?

1. if we have 3 babies what is the probability they’re going to be all boys? 2. if we roll 2 die at the same time what is the probability of getting less than 10 on the first roll and a 5 on the second roll 3. if we have 3 babies what is the probability their is going to be 2 girls? 4. if we have 3 babies what is the probability of having no more than 1 girl? 5. it we have 3 babies and then have another 3 babies what is the probability of us having at least 1 boy and then having all girls?

The triangles in the diagram are congruent. if mzf = 40°, mza = 80°, and mzg = 60°, what is mzb?

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)