4 x 225 = 900
17500 / 900 = 19.44
Therefore he will need 20 volunteers
Answer:
70
Step-by-step explanation:
You have to use ratios. If 5 of 12 members bought water, then x of 168 members will buy water.

70 members will buy bottled water.
-(-8+5)+(-4+(-7+(-9-5)+3))
-(-8+5)+(-4+(-7+(-14)+3))
-(-8+5)+(-4+(-7-14+3))
-(-8+5)+(-4+(-18))
-(-8+5)+(-4-18)
-(-3)+(-22)
3+(-22)
3-22
19
It would be (B) because 450+200x4=2620 fence posts
8*10^0
<em><u>ANYTHING to the power of 0 is ALWAYS 1. </u></em>
8*1
8 is the correct answer.