Ababy gains 11 pounds in its first year of life. the baby gained 4 1/4 pounds during the first four months and 3 1/2 in its second four months. how much did the baby gain in the last four months?
a. 3 1/4lb
b. 3 1/2
c. 4lbs
d. 5lbs.

Chemistry balance then what type of reaction are they i don't know why it keeps saying math when i put chem

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

You are updating your garage and the only thing left to paint is your garage day. you're only going to paint the slide that faces the street. the garage door is 9 fert 8inches tall and 120 inches wide. you need to know the surface area of the side of the garage door to determine how much paint to buy. the hardware store sells paint by how much covers a square foot. what is the surface area you should report to the hardware store what is the answer