The sum of two numbers is 90. one number is 10 less than the other. find the number.

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Need showing work for this problem 56.25 ×25.80

The table below lists recommended amounts of food to order for 10 party guests. how much of each food item should nathan and amanda order for a graduation party with 55 guests? use the table to answer. item amount fried chicken 16 pieces lasagna 7 pounds deli meats 1.8 pounds sliced cheese 1 and two fifths pounds bakery buns 1 dozen potato salad 2 pounds