Answer:
There are 178 more boys in Barlow school as compared to Willow school.
Step-by-step explanation:
We are given the following in the question:
Barlow school:
Total number of students = 873
Number of boys =

Willow school:
Total number of students = 630
Number of girls =

Number of boys =
Total number of students - total number of girls

Thus, Barlow school has greater number of boys than Willow school.
Difference between the number of boys =

Thus, there are 178 more boys in Barlow school as compared to Willow school.
Answer: 
Step-by-step explanation:
We can rewrite the left hand side as a perfect square, more specifically

So, taking the square root of both sides,

Where’s the data?................
The total amount of money Eric spent is $24.4 dollars! Hope this helps!