Answer:84.8
Step-by-step explanation:
 
        
             
        
        
        
Answer:
if n is an exponent, then n=2
Step-by-step explanation:
10 squared is 100
10*10=100
 
        
             
        
        
        
Answer:
£2.38
Step-by-step explanation:
Write and solve an equation of ratios:
  £1.40       2.5 kg
----------- = ------------
      c          4.25 kg
Cross multiplying, we get:
(£1.40)(4.25 kg) = (2.5 kg*c), or
 
        (£1.40)(4.25 kg)
c = -------------------------- =  £2.38
              2.5 kg
 
        
             
        
        
        
Answer:
Infinitely many solutions
Step-by-step explanation:
 
        
             
        
        
        
Answer:
700 foundations is the answer