Oh, dude, you're hitting me with the math questions now? Okay, so 0.978 rounded to the nearest tenth is 1.0. It's like, you take that number, look at the digit right after the decimal point, which is 7, and since it's 5 or more, you round up to the next whole number. Easy peasy, right?
It is then 52.8 when rounded to the nearest tenth
It is then 56.5 when rounded to the nearest tenth
It is 232.4 when rounded to the nearest tenth
It is then 20.2 when rounded to the nearest tenth
It is 0.8 when rounded to the nearest tenth
4.4
10775.9
2.7
54.4
28.6
965.4
2.1