The sides of a square region, measured to the nearest centimeter, are 6 centimeters long. The least possible value of the actual area of the square region is
If M is the least common multiple of 90, 196, and 300, which of the following is NOT a factor of M?
If n is a positive integer, then n(n + 1)(n + 2) is
The sum of prime numbers that are greater than 60 but less than 70 is
A gym class can be divided into 8 teams with an equal number of players on each team or into 12 teams with an equal number of players on each team. What is the lowest possible number of students in the class?
If n is an integer greater than 6, which of the following must be divisible by 3?
In an increasing sequence of 10 consecutive integers, the sum of the first 5 integers is 560. What is the sum of the last 5 integers in the sequence?
A necklace is made by stringing N individual beads together in the repeating pattern red bead, green bead, white bead, blue bead, and yellow bead. If the necklace design begins with a red bead and ends with a white bead, then N could equal
When positive integer x is divided by positive integer y, the remainder is 9. If x/y= 96.12, what is the value of y ?
If y is the smallest positive integer such that 3,150 multiplied by y is the square of an integer, then y must be
Is the integer x divisible by 6 ? (1) x + 3 is divisible by 3. (2) x + 3 is an odd nu...
Ann bought five different kinds of fruit: apples, oranges, pears, mangoes, and bananas. If the number of apples that Ann bought was twice the number of oranges and if the number of pears that Ann boug...
Introduced by Italian merchants resident in London during the sixteenth century, in England life insurance remained unti...
Neuroscientists, having amassed a wealth of knowledge over the past twenty years about the brain and its developmen...
While studying the genetic makeup of corn, a new class of mutant genes was discovered by Barbara McClintock, a...