-√5/2+√5+1
-√5/2+2√5/2+1
√5/2+1
(√5+2)/2
        
                    
             
        
        
        
Answer:
2/5
Step-by-step explanation:
1/10 times 4
4/10 equals to 2/5
 
        
             
        
        
        
Answer:
74.2899408284 meters
Step-by-step explanation:
2.7 : 1.69
x : 46.5
46.5/1.69=27.5147928994
27.5147928994*2.7=74.2899408284
 
        
             
        
        
        
Answer:
80kg
Step-by-step explanation:
100 + 10 = 110% (Percentage of gained weight) 
110% = 88000
1% = 88000 ÷ 110 = 800
100% = 800 x 100 = 80000