Mikayla opens a savings account with a principal balance of $3,000. After 5 years, she earns $450 in interest. Using the equation I = prt, where I = interest, p = principal, r = rate, and t = time. Write an equation for r.

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?