Suppose there are 12 students, among whom are three students, M, E, P (a Math Major, an Engineering Major, and a Physics Major respectively). We
want to send a delegation of four students (chosen from the 12 students) to a
convention. How many ways can this be done so that the delegation includes
exactly two (not more, not less) students from M, E, P?

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Empty box + box + empty box fill in the box is equal to 30 how

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?