The correct answer is 23.1
0.195 = 0.2 rounded to one decimal place
That is to one decimal place (figures after the decimal point).
2.75590551 rounded to the nearest tenths (its one place after the decimal point) is 2.8.
4
It is then 3.4 rounded up to one decimal place
It is already rounded to one decimal place as 3.6
0.195 = 0.2 rounded to one decimal place
Any decimal less than one will round to zero.
rounded to 1 decimal place it is 24.7
That is to one decimal place (figures after the decimal point).
2.75590551 rounded to the nearest tenths (its one place after the decimal point) is 2.8.
4
9.6
9.7
It is 27.6
7.4
4.7