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Find number abc

If 9bab3 - 188c3 = aa910 find number abc. Multiple solutions may exist.

Correct answers: 1

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Two men were talking...

Two men were talking. "So, how's your sex life?"
"Oh, nothing special. I'm having Social Security sex."
"Social Security sex?"
"Yeah, you know, I get a little each month, but not enough to live on.”

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Maurice Ewing

Born 12 May 1906; died 4 May 1974 at age 67.William Maurice Ewing was an American geologist and geophysicist who made fundamental contributions to understanding of marine sediments and ocean basins. He worked in a range of subjects, making contributions to earthquake seismology, explosion seismology, marine acoustics, sedimentology, and tectonics. He adapted seismic exploration methods to use in the oceans; explicated a large segment of the earthquake seismogram, the coda; did studies of Earth's free oscillations; and described the ocean sound channel and the dispersion of sound in seawater. He also developed or greatly improved the bathythermograph, the piston corer, heat-flow probes, sonar, hydrophones, gravimeters and deep-sea cameras.

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