What is the area of the figure? Round to the nearest tenth

The dimensions of the rectangular pool shown below are 60 yards by 30 yards. a fence will be built around the outside of the deck. the ratio of the dimensions of the pool to the dimensions of the fence is 1/3. how many yards of fence should be purchased to enclose the deck?

The weights of soy patties sold by a diner are normally distributed. a random sample of 15 patties yields a mean weight of 3.8 ounces with a sample standard deviation of 0.5 ounces. at the 0.05 level of significance, perform a hypothesis test to see if the true mean weight is < 4 ounces. what is the correct conclusion at the 0.05 level of significance?

Abaker started out with 12 cups of flour. she had 91/4 cups of flour left after the first batch of batter she made. she had 61/2. cups of flour left after the second batch of batter she made. if she makes two more batches of batter,how many cups of flour will be left.