Trust me it is A) because 92.365- 30.517 is equal to 61.848
Okay so you are going to really just add 30 + 9 here and that means you have 30 tens and 9 ones or a 30 in the tens place and a 9 in the ones place.
I hope i broke that down well enough.
I hope this helped :)
Answer:
8848 meters high 29029ft = 8848meters