The answer is 15.8
To one decimal place it is: 1.5
3.2
Look at the number in the second decimal place. If that number is 4 or less, zero it and everything to the right of it out. If that number is 5 or higher, increase the first decimal place by one and zero everything to the right of it out.
4.9
It is already rounded in decimal places but if you mean to one decimal place then it is 10.0
It is already rounded to exactly that degree.
It is 44.3 when rounded to one decimal place
It is then 5.7 when rounded to one decimal place
978.229 rounded to one decimal place is 978.2
3.05 rounded to one decimal place is 3.1.
44.98 rounded to one decimal place is 45.0
13.3131 rounded to one decimal place = 13.3
1.13 rounded to one decimal place is 1.1
It is 60.0 rounded to one decimal place and not 59.9
10.27 rounded to one decimal place = 10.3
3.214 rounded to one decimal place is 3.2