Write the ratio in simplest form.
A
215\frac{2}{15}
15
2
​

B
152\frac{15}{2}
2
15
​

C
103\frac{10}{3}
3
10
​

D
310\frac{3}{10}
10
3
​

Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great