Answer:
The choose C. 18
Step-by-step explanation:
UC —> 105+82=187 —> 96+22+51=169 —> 187–169=18
I hope I helped you^_^
For question 1
x^7
for question 2
h^9
I got C for 6 & 7. I haven't done this in a while so I don't know 8 & 9. I hope I helped!
Hi!
We can set up a proportion then cross multiply to solve this.

45 x 100 = 4500
4500/18 = 250
The answer is 250
Hope this helps! :)