5 1/4
Explanation:
1/2 is equivalent to 2/4
10 divided by 2 is 5
Answer:
Step-by-step explanation:

The grandparents that shop at Greggslist was 3 out of the 25 sampled. That gives us a ratio of 3/25. Convert this to decimal by dividing 3 by 25 and your answer is
3/25 = 0.12
Answer #3
1/3 of all students bring lunch
2:3 is the ratio of students who bring their lunch to the number of students who do not
2y^2 = x^2
y = x/sqrt(2)
how?
y = (x^2)/(2y)
y(2y) = (x^2)(2y)/(2y)