The answer depends on the units used for 10.089. It should be abvious to anybody that there will be different answers for 10.089 minutes and for 10.089 milliseconds.
2.6 seconds.
36 seconds
To round 28.872 to the nearest tenths of a second, we look at the hundredths place, which is 7. Since 7 is 5 or greater, we round up the tenths place from 8 to 9. Therefore, 28.872 rounded to the nearest tenths of a second is 28.9 seconds.
42.59
If that's 0.01133 seconds, it rounds to zero.
36 seconds
27.3
It is: 9.5
40
40
36 seconds
The answer is 9.8 seconds.
2.6 seconds.
36 seconds
To round 28.872 to the nearest tenths of a second, we look at the hundredths place, which is 7. Since 7 is 5 or greater, we round up the tenths place from 8 to 9. Therefore, 28.872 rounded to the nearest tenths of a second is 28.9 seconds.
42.59
If that's 0.01133 seconds, it rounds to zero.