A particle travels20m in 4 seconds. what is its speed?

If f(x) = 3-2x and g(x) =1/x+5 to what is the value (f/g)(8)

The amount of energy it takes to lift a box might be a function of which of the following

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?