Step-by-step explanation:
if i pick (3,4) and (6,10) 
the formula for gradient is difference in y divided by difference in x . therefore
10-4 divided by 6 - 3 equals to 6 divided by 3 = 2
the gradient is 2
 
        
             
        
        
        
Answer:
50 Students
You can find the number of boys and girls by dividing the total, so there are a total of 20 boys and 30 girls in the choir of 50. The ratio 2 boys : 3 girls means we can divide the chorus into groups.
 
        
             
        
        
        
Answer:
y= x + 1/4
Step-by-step explanation:
did the math and that should be your answer
 
        
             
        
        
        
Answer:
11 years
Step-by-step explanation:
2 years that you were in 2011
2020-2011= 9
2+9=11
also meaning they were born in 2009
2020-2009 also equals 11
this prolly doesnt make sense but hope it helps :) <3
 
        
                    
             
        
        
        
Answer:
30%
Step-by-step explanation:
Percentage discount

☆ Discount= original price -selling price