Write an inequality to solve each problem. then solve the ineqaulity

marcus wants to buy 5 baseballs. he has $35. what is the most each baseball can cost.

Can someone pls ! pls answer all. no explanation needed..

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?

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?