Question

please tell I will mark you as a brainst . answer me in pic​

Answer 1

Step-by-step explanation:

1) -3/11

2) 480:36= 40:3

3) -36/-45= 4/5

4) -14/23

5) 1 hour= 60 mins,

so, 15% of 1 hour = 15/100×60= 9 mins

6) 8/14 , 12/21

7) 15/4

8) 2.186323× 10¹⁰

9) 4

10) -36

11) -18/7