A hypertonic solution (pronounced HÄ«-per-TAWN-ik) is a solution with a higher concentration of solute (dissolved substance) than some other, specified solution (and which therefore has a higher osmotic pressure than the other solution). The solution with the lower concentration is then termed hypotonic.
North Dakotaâs average retirement age is 64, up from 63 in 2015. We found that 9% of the stateâs residents are still working at age 80. Thatâs higher than the national labor force participation rate for people that age (6%).
The current full retirement age is 66. The age when retired people can receive full benefits is increasing gradually to age 67. See Benefits By Year Of Birth for more information.