Answer:
3 question papers
Step-by-step explanation:
If the teacher takes 15 minutes to mark 1 question paper. Then they will probably take 30 minutes to grade 2 question paper. Because 15 minutes+15 minutes=30 minutes. Then if you and another 15 minutes which will be 40 minutes because 15 minutes+15 minutes+15 minutes=40 minutes.
Hence, the teacher will mark 3 question papers in 40 minutes
54.8. Hope that helped :)
Orange is the shape rotated 180 degrees
Answer:
C
Step-by-step explanation:
![\angle{VUW} = 180 - 141 = 39](https://tex.z-dn.net/?f=%5Cangle%7BVUW%7D%20%3D%20180%20-%20141%20%3D%2039)
![\angle{WVU} = 180 - (20 + 39) = 121](https://tex.z-dn.net/?f=%5Cangle%7BWVU%7D%20%3D%20180%20-%20%2820%20%2B%2039%29%20%3D%20121)
Answer: 121