1. 15
2.150
Prizes you need 1 for every 10 entrees so the difference is 1prize per 10Entrees
150 entrees is what the graph needs to show and /10= 15
Perhaps you can make your problem easier by saying: Why do so few members of the staff earn more than the Minimum Wage (MW)? Perhaps they work harder, perhaps they have been there longer, etc.There can be many reasons.
It should be Cordinate one
Answer:
We are to find the error made by Sadie and then find the correct simplification.
The error Sadie made is that she wrote 
as 
instead of 
.
The square root of 
is 
and so she could have further simplified.
The correct simplification is shown below:
