If n and k are positive integers, is n/k an even integer? (1) n is divisible by 8. (2) k is divisible by 4.
Joanna bought only $0.15 stamps and $0.29 stamps. How many $0.15 stamps did she buy? (1) She bought $4.40 worth of stamps. (2) She bought an equal number of $0.15 stamps and $0.29 stamps.
A citrus fruit grower receives $15 for each crate of oranges shipped and $18 for each crate of grapefruit shipped. How many crates of oranges did the grower ship last week? (1) Last week the number of crates of oranges that the grower shipped was 20 more than twice the number of crates ...
Is │x - y│>│x - z│? (1) │y│>│z│ (2) x < 0
Is x>0? (1) x+3>2 (2) x+3
Is the integer P odd? (1) The sum of P, P + 4, and P + 11 is even. (2) The sum of P – 3, P, and P + 11 is odd.
If positive integer x is a multiple of 6 and positive integer y is a multiple of 14, is xy a multiple of 105 ? (1) x is a multiple of 9. (2) y is a multiple of 25.
A school administrator will assign each student in a group of n students to one of m classrooms. If 3 < m < 13 < n, is it possible to assign each of the n students to one of the m classrooms so that each classroom has the same number of students assigned to it?(1) It is possible to assign ...
If n is a positive integer, what is the tens digit of n ? (1) The hundreds digit of 10n is 6. (2) The tens digit of n + 1 is 7.
In a certain office, 50 percent of the employees are college graduates and 60 percent of the employees are over 40 years old. If 30 percent of those over 40 have master’s degrees, how many of the employees over 40 have master’s degrees (1) Exactly 100 of the employees are college gr...
Electric utilities pay less for low-quality coal per ton delivered than for high-quality coal. Yet more low-quality coal than high-quality coal must be burned to generate the same amount of electricit...
It is theoretically possible that bacteria developed on Mars early in its history and that some were carried t...
The three women, liberal activists who strongly support legislation in favor of civil rights and environmental protectio...
In Japan, a government advisory committee called for the breakup of Nippon Telephone and Telegraph Company, the lar...
Even though it was not illegal for the bank to share its customers' personal and financial information with&nbs...