Which expression is equivalent to 1/4x − 36?

A) 1/4(x + 144)
B) 1/4(x - 144)
C) 1/4(x - 9)
D) 4x - 9

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?