Answer:
$21.80
Step-by-step explanation:
50% of 38 is 19. 10% of 38 is 3.8. Add these together to get 21.8. This equates to $21.80.
180=2x+y
180-y=2x
(180-y)/2=x
Answer:
x=-16
Step-by-step explanation:
Subtract 4 from both sides
x+4-4=-12-4
x=-16
Do u still need the answer to this problem its been 2 weeks now!!
Answer:
0.0475
Step-by-step explanation:
Given that :
Area To the left :
P(Z < 550) = 0.0475 ; that is proportion who scored better than of 550 has a Zscore of 0.0475.
Hence, percentage of students who scored better than she did will be 0.0475