Answer:
54 inches
Step-by-step explanation:
first you're going to want to put four and a half feet into a decimal (4.5) and multiply it by how many inches are in 1 ft ( 12). after that you're going to want to count how many decimal paces there are (2) and move your decimal at the end of 5400 to 54.00. The extra 0s are not needed.
Answer:
B
Step-by-step explanation:
50+55+48+50+52=255
255/5=51
Anwser 51
Answer:

round off to 3s.f
means change to when you have 3 useful numbers
7613.83 has 4numbers.2decimal
same must be the round off value
It would be letter. b....