Line A: y =1/2x+2 Line B:y= -1/2x+7
Line C: y = 2x + 4
Line D:y=1/2x+5/4
Which lines are parallel?
A)
A and B
B)
A and C
C)
B and C
D)
A and D

Apatient is to be given 35 milligrams of demerol every 4 hours. you have demerol 50 milligrams/milliliter in stock. how many milliliters should be given per dose?

Ebert used to make $22 an hour, but got a 10% raise. how much more will he make in a 40 hour work week with raise?

Kilgore trout creates a new scale to diagnose depression. however, his scale only assesses one symptom of depression while ignoring others. which of the following is his new scale most likely lacking? a) test-retest reliability b) discriminant validity c) criterion validity d) alternate-forms reliability e) content validity f) none of the above