50.
760
999,999,999 = 1,000,000,000 to the nearest tens.
18.19 rounded to the nearest tens place is 20
130
456.82 to the nearest tens place = 460
554 to the nearest tens place is 550
To the nearest tens place, 0.6 = 0
2,742 to the nearest tens place is 2,740
456 to the nearest tens place is 460
152 to the nearest tens place is 150
85 to the nearest tens place = 90
To the nearest tens, it is 560.00
391 rounded to the nearest tens place is 390
995 to the nearest tens is 1000. When rounding to the nearest tens, you look at the digit in the ones place. If it is 5 or greater, you round up; if it is less than 5, you round down. In this case, the digit in the tens place is 9, which is 5 or greater, so you round up to the nearest tens, which is 1000.
The answer is 60
50.