Answer The sample must represent the target population.
Step-by-step explanation:
Answer:
Y/X = M
500 / 40 = 12.5
$12.5 per hour
b = (c-3a)/2
3a+2b =c
Subtract 3a from each side
3a-3a+2b =c-3a
2b = c -3a
Divide each side by 2
2b/2 = (c-3a)/2
