An oil spill spreads 25 square meters every 1/6 hour how much area does the oil spill cover after 2 hours

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?

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?