Afamily has five children. the probability of having a girl is 1/2. what is the probability of having at least 4 girls?

How do i get the answer for 2/3 * 10/3

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

What expression is equivalent to (84+16)