A certain office supply store stocks 2 sizes of self-stick notepads, each in 4 colors: Blue, Green, Yellow or Pink. The store packs the notepads in packages that contain either 3 notepads of the same size and the same color or 3 notepads of the same size and of 3 different colors. If the order […]
How many different packages of the types described above are possible? Read the Full Article »
In a certain city, 80 percent of the households have cable television, and 60 percent of the households have videocassette recorders. If there are 150,000 households in the city, then the number of households that have both cable television and videocassette recorders could be any number from: (A) 30,000 to 90,000 inclusive (B) 30,000 to
For a finite sequence of non zero numbers, the number of variations in sign is defined as the number of pairs of consecutive terms of the sequence for which the product of the two consecutive terms is negative. What is the number of variations in sign for the sequence 1, -3, 2, 5, -4, -6
The table below shows the distribution of test scores for a group of management trainees. Which score interval contains the median of the 73 scores? SCORE INTERVAL—————-NUMBER OF SCORES 50-59————————– 2 60-69————————–10 70-79————————–16 80-89————————–27 90-99————————–18 (A) 60-69 (B) 70-79 (C) 80-89 (D) 90-99 (E) It cannot be determined from the information given. Know your basic
An investment of d dollars at k percent simple annual interest yields $600 over a 2 year period. In terms of d, what dollar amount invested at the same rate will yield $2,400 over a 3 year period? (A) (2d)/3 (B) (3d)/4 (C) (4d)/3 (D) (3d)/2 (E) (8d)/3 Explanation: An investment of d dollars at
