Answer:
80
Step-by-step explanation:
70 + 30 = 100
180 - 100 = 80
 
        
                    
             
        
        
        
If there were 180 taking the survey and 95 were female, that means that there were 85 males.
Since only 21 of the males said red was their favorite color, we can write the fraction 21/85.
21 / 85 x 100 = 24.7%
24.7% of the males said red was their favorite color.
        
             
        
        
        
(i) There is glucose outside the Visking tubing. Glucose is small enough to pass through it.
(iii) Normal urine color ranges from pale yellow to deep amber — the result of a pigment called urochrome and how diluted or concentrated the urine is. Pigments and other compounds in certain foods and medications can change your urine color. Beets, berries and fava beans are among the foods most likely to affect the color. 
LINK: https://www.mayoclinic.org/diseases-conditions/urine-color/symptoms-causes/syc-20367333
I HOPE THIS HELPS. IF IT DOES, PLEASE MARK BE AS BRAINLIEST. EVERYTHING ELSE IS CORRECT EXEPT (i)
 
        
             
        
        
        
Answer: Wouldn't it be $3000 dollar profit? Because 6000-3000 is 3000
Step-by-step explanation:
 
        
             
        
        
        
$750 + s x 4% = $2,500 | - $750
s x 4% = $1,750 | : 4%
s = $43.750