Answer:
Step-by-step explanation:
66,315,254.....rounded to the nearest 10 million =
70,000,000
Answer:
sorry but the picture if you put one on here isn't showing up maybe Repost and I could answer
Answer:

Step-by-step explanation:
Given :
QR⊥PT

To Prove : 
Solution:
Statements Reasons
QR⊥PT Given
∠QRP and ∠SRT are right angles Def of perpendicular
∠QPR≅∠STR Given
∠QRP = ∠SRT All right angles are equal
ΔPQR≈ΔTSR AA similarity
Hence 
Answer:
ratio 80:250
Step-by-step explanation:
there will be less people than babies