You would need exactly 9 correct questions to get a 50%.
We can find this by multiplying the total number of questions by the percentage we are looking for.
18*50% = 9
I think u divide A by 2 and get 176
60 because 15x8 is 120 and the total degrees of a triangle is 180. 180-120 is 60.
-8,-2
Step-by-step explanation:
200. because 50 = one hour. 100= 2 hours and so on.