Answer:150
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
2.75, and - 2.75
Step-by-step explanation:
Both have an absolute value of 2.75 which is how far away they are from 0.
Hope this helped! 
 
        
             
        
        
        
Answer: A. 8 
Hope this helps
        
             
        
        
        
Answer:
Espero que isto ajude!
Step-by-step explanation:
q  duplica  logo a razão q =2
1 hora = 60 minutos
4 hs *  60 min = 240 minutos ou 240 : 6    = 40  vezes   6 minutos
Nota >  240 minutos tem 40 * 6 minutos
n = 40
a1 = 6 min  = 3
a2 = 12 min = 3 * 2 = 6
q3 = 18 min  =  6  *2  =12
an = a1 * q^n-1
a40  = 3 * 2^40-1
a40 = 3 * 2^39
a40  = 3 * 5497559  =16492677 >>>>>