Each question is worth 4 points (100/25=4)
Therefore, when you divide 83 by 4, you get 20.75, as as he's aiming to get a B, this needs to be rounded up to 21.
Xio would need to get 21 questions right to get a B, hope this helps :)
Answer:
P = ( 4y + 6 inches) + ( 8y - B ) inches + ( 5y + 3 ) inches
Step-by-step explanation:
Formula of Perimeter of triangle is = Sum of all sides.
P = A + B + C
Step-by-step explanation:
I would suggest that this is cluster sampling.
The teacher is selecting a cluster of the population at random to sample.
This is a method of probabalistic sampling.
Answer:
??=20
Step-by-step explanation:
hope this helps
