Answer:2/3 and 2:3
Explanation
        
             
        
        
        
Answer:
See below ~
Step-by-step explanation:
<u>Table 1</u>
⇒ Side length : Perimeter = <u>1 : 4</u>
⇒ Perimeter : Side length = <u>4 : 1</u>
<u></u>
<u>Table 2</u>
⇒ Radius : Diameter = <u>1 : 2</u>
⇒ Diameter : Radius = <u>2 : 1</u>
<u></u>
<u>Table 3</u>
⇒ Number of people : Number of tables = <u>5 : 1</u>
⇒ Number of tables : Number of people = <u>1 : 5</u>
 
        
             
        
        
        
Answer: -2a + 3b
Solution:
3b - 2a
Simplify 
= -2a + 3b
        
             
        
        
        
Well, 10x4=40 because 10+10+10+10=40 and that means your answer must be 40 ones or you asked something else.
        
             
        
        
        
X represent the number of laps Marcy swam, 114x represent the number of times Toni swam.
20 + 0.80(114x) + 15 + 0.85x = 257
20 + 91.2x + 15 + 0.85x = 257
92.05x + 35 = 257
Required equation is 92.05x + 35 = 257