In a certain nursery, 15 percent of the plants developed a fungus and died. If 40 percent of the plants that developed the fungus did not die, what percent of the plants in the nursery developed the fungus?
If one of the numbers in list M is 30, is the range of the numbers in M greater than 12?
(1)
The greatest number in M is 50.
(2)
The least number in M is 25.
In 1999 Mary’s annual salary was 3/2 of her annual salary in 1988. In 2002 her annual salary was 7/4 of her annual salary in 1988. The percent increase in Mary’s annual salary from 1999 to 2002 is closest to which of the following?
An intensive effort was made to expand the database of alumni names for a certain high school. The number of names in the database increased by 1,300 percent of the original number of 1,500 names. How many names were in the expanded database?
The chart above shows political and geographic data on a certain legislative committee of 20 members, each of whom belongs to 1 of 2 political parties and lives in 1 of 4 regions. How many subcommittees of this legislative committee are possible that contain exactly 1 member from each of the 4 regions and the same number of members from each of the 2 political parties?
A certain nutritional study defined the /V-scorefot one serving of a food to be P- Q, where Pis the sum of 10 times the number of grams of fat and ttt the number of kilocalories of
energy provided per serving, and
(1) One serving of Food X provides exactly 400 kilocalories of energy.
(2) One serving of a food that provides 120 kilocalories of energy, 3 grams of fiber, and the same number of grams of fat as one serving of Food X has an N-score of 0.
In a group of 60 investors, 48 purchased a certificate of deposit, 35 purchased shares of stock, and 27 purchased savings bonds. Of the 19 investors in the group who purchased both a certificate of deposit and savings bonds, 12 purchased all three types of investments. If every investor who purchased shares of stock also purchased a certificate of deposit, how many of the investors in the group purchased none of the three types of investments?
What is the value of x + y?
The faces of a cube are labeled from 1 to 6, and when the cube is tossed, each number is equally likely to appear on the top face. If two of these cubes are tossed, what is the probability that the number that appears on the top face of either of the cubes exceeds the number on the other by exactly 2 ?
1
The average (arithmetic mean) of a list of 5 numbers is 50. The sum of 2 numbers in the list is 70 and the sum of 2 other numbers in the list is 110. What is the remaining number in
the list?
