The electric company charges 3 cents per kilowatt-hour. George used 2800 kilowatt-hours in April, 3200
kilowatt-hours in May, and 3600 kilowatt-hours in June. What was his average cost of electricity for the 3
months?
If 500 students attend Washington Middle School, how many are going to the mountains for vacation?
What is the volume of a cube whose width is 5 inches?
Which of the following numbers could be described in the following way: an integer that is a natural,
rational and whole number?
There are 8 ounces in a 1/2 pound. How many ounces are in 7 3/4 lbs?
What is the cost in dollars to steam clean a room W yards wide and L yards long it the steam cleaners
charge 10 cents per square foot?
A vitamin's expiration date has passed. It was supposed to contain 500 mg of Calcium, but it has lost 325
mg of Calcium. How many mg of Calcium are left?

In the incomplete table above, the sum of the three integers in each row, column, and diagonal is the
same. If the numerical values in four of the blocks are as shown, what is the value of w ?
If two planes leave the same airport at 1:00 PM, how many miles apart will they be at 3:00 PM if one
travels directly north at 150 mph and the other travels directly west at 200 mph?

Two seniors, Abby and Ben, and two juniors, Cathy and Dave, are to be assigned to the 3 lockers shown
above according to the following rules.
The locker assignments of all four students can be determined from the assignments of which of the
following pairs?
I. Abby and Ben
II. Ben and Cathy
III. Cathy and Dave