Krissy predicted that she would sell 65 sweaters. She actually sold 85 sweaters. What are the values of a and b in the table below?

Item: sweaters
Approximate value: 65
Exact value: 85
Error: a
Absolute error: b
Ratio: ( blank )
Percent error: ( blank )
A a = negative 20; b = negative 20
B a = negative 20; b = 20
C a = 20; b = negative 20
D a = 20; b = 20

The local farm is advertising a special on fresh picked peaches. the farm charges $4.25 to pick your own peck of peaches and $3.50 for each additional peck you pick. write an equation for the total cost of peaches in terms of the number of pecks. deine your variables. how much does it cost to pick 3 pecks of peaches?

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?

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315