A. 24 servings. you take the faction 1 1/4 and convert it into a decimal (1.25). 1.25×24=30. Therefore making your answer "A".
Whats the numbers so i can help solve it
No. The two lengths 5 and 5 add up to 10; you'd have two sides of length 5 each placed end to end, equaling 10. That'd be represented by segments on a straight line, not a triangle.
Hope you've drawn a picture, so as to understand this better. ;)