What is 1.09 rounded to the nearest tenths?

Answer 1

1.1

The nearest tenth is the rounded-up value 1.10 = 1.1

Answer 2

1.1

Answer 3

109.0

Answer 4

109 is already rounded to the nearest unit, which is more rounding than to the nearest tenths. If you want to indicate that it is rounded to the nearest tenths, you could write the number as 109.0