The average weight of 22 girls in a class is 58kg and the average weight of 28 boys in the same class is 60kg. What is the average weight of all the 50 students in that class?

Which of the following are equivalent to 4{(2 + 28) + 2(4 + 7)}
I: 8{(1 + 14) + 2(4 + 7)}
II: 4{(2 + 28) + (8 + 14)}
III: 2{2(2 + 28) + 4(4 + 7)}

The six deer at the game station had weights of 45 pounds 7 ounces, 66 pounds 4 ounces, 56 pounds 12 ounces, 62 pounds 5 ounces, 64 pounds 9 ounces, and 72 pounds 3 ounces.

What was the median weight of the deer?

What are the factors of $x^{2}-x-12$?

If $3x-1=11$, what is the value of $x^{2}+x$ ?

The length of Cassie’s family room is exactly half the length of her bedroom. Both rooms are rectangular, and the area of the two rooms is the same. If Cassie’s family room has a length of L and a width of W, which of the following represents the width of her bedroom?

In the figure, O lies at the center of the larger circle.

What is the ratio of the smaller circle’s area to the larger circle’s area?

How many $2cm^{2}$ pieces of paper can be cut from a square sheet of side length 1.2m?

Ms. Kraus buys 40 feet of wool to use for scarves. How many scarves of 3 feet 4 inches each in length can she cut from this material, assuming each scarf is as wide as the original piece of fabric?

A phone company charges for $\$2$the first five minutes of a phone call and 30 cents per minute thereafter. If Bill makes a phone call that lasts 25 minutes, what will be the total cost of the phone call?

A rectangular garden patch is protected by a 40-foot-long fence. What is the area of the garden patch in square feet?

25% of a number is 300. The number is?

Data from a Sanford C. Bernstein research study indicates that in a recent year, 9.6 billion cases of soft drinks were sold in the United States. The pie chart below summarizes the distribution of soft drink sales by location.

Based on the pie chart, the four largest locations for soft drink sales account for approximately what percentage of total soft drink sales in the year under consideration?

A person bought a fridge for $ \$5,000 $. For how much should he sell it if he wants 20% profit on it?

The mean of x and y = 12. If x is 10, what is y?