70
The smallest whole number that becomes 340 when rounded to the nearest ten is 335. The largest is 344.
8,500 and 9,499
350 to 449
85 and 94
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5500 to 6499
45 to 54
5500 to 6499
5500 to 6499
The smallest is 85.00...1 and the largest is 94.999... recurring.
85000 and 94999