Answer:
5A)36 5b)30(mark as brainliest)
Step-by-step explanation:
5a)6+6+6+6+12 = 36
5b)36-8=28
28+2 = 30 
 
        
                    
             
        
        
        
The scientific notation of the given, 35,000,000 is 3.5 x 10^7. The order of magnitude of a scientific notation is the exponent of its multiplier, 10. From the derived scientific notation above, the exponent of 10 is 7. Thus, the answer is letter D. 
        
             
        
        
        
16.6 is the answer. 16 is the whole number so u just divide 3 and 5 and get .6
        
                    
             
        
        
        
A) sum 3 + 7 =10
b) divide <span> £</span>300 ÷ 10 = <span> £</span>30
c) multiply:
     3 x 30 = <span> £</span>90
     7 x 30 = <span> £</span>210
Values are:  £90 and <span> £210</span>
        
                    
             
        
        
        
7 waitresses can serve 28 tables