last year Country X generated 3 times as many kilowatt-hours of electricity as Country Y, but both countries generated the same amount of electricity from nuclear power plants. If Country X generated * percent of Its electricity from nuclear power plants, what percent of Country Y*s electricity was generated from nuclear power plants?
A)
B)
C)
D)
2k
E)
3k
A box contains exactly 7 fuses, 3 of which are defective and 4 of which are not defective. In the bar graph above, the left and middle bars are the same height and the right
bar is half this height. The heights are intended to represent, respectively, the probabilities of obtaining 0 defective fuses, exactly 1 defective fuse, and 2 defective fuses when 2 fuses are randomly selected without replacement from the box. However, 1 of the bar heights is incorrect. The correct height is & times the height shown. Which of the following choices for the bar and the value of k would result in an accurate representation of the labeled probabilities?
A)
B)
C)
D)
E)
Jim and Beth are in a ticket line along with 43 other people, and Jim is ahead of Beth in the line. If there are 20 people behind Jim and 30 people ahead of Beth, how many people in the line are between Beth and Jim?
A company executive wants to divide the company's n departments into a number of new divisions. How many departments does the company have?
(1) If each new division is to have 5 departments, 2 departments will be left over.
(2) If each new division is to have 6 departments, 3 departments vrfl be left over.
In the xy-plane, circle C is centered at the origin and has radius 1, and line k has equation y= x. Which of the following are the coordinates of a point that lies on circle C and line k?
A)
B)
C)
D)
E)
Which of the following is the area of the triangle?
A)
B)
29
C)
D)
58
E)
What is the median of the numbers in set A?
(1) n is even.
(2) n is less than 7.
If the perimeter of triangle AXB is 11, which of the following could be the length of side AB?
If a committee of 3 men and 3 women is to be selected from a group of 7 men and 7 women, how many different committees are possible choices?
36
48
