10/14 for the first one, 9/13 for the second one. Multiply these two numbers, you get 45/91, so the answer is C
X is 120 degrees, you ask to find the value of y, but there is no y
I think it is B -2 < x < 2
Answer:
45 boys
Step-by-step explanation:
55 + 45 = 100 so if 55% of the class is girls then the rest of the percentage of the class which is 45 should be boys