What is this expression in simplest form? 1
25224 -
-
OA.
-
O B.
-
4. – 7
2:( - 2)
-1
2:( - 2)
-41 + 9
21(1 – 2)
-3.1 8
21(- 2)
O C.
-
OD.
-

If i have 20$ and i gave 5$ away how much i got

Apool measures 100 meters by 100 meters a toddler inside the pool and trows a ball 60 centimeters from one edge of the pool.how far is the ball from the opposite edge of the pool

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?