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Divide these by 9:<br />
www.classtopper.com<br />
1) 771 2) 942 3) 565 4) 555 5) 777<br />
6) 2382 7) 7070<br />
When he<br />
was<br />
twelve<br />
George<br />
Parker<br />
Bidder<br />
(1806-78)<br />
was asked<br />
“if a pendulum<br />
clock<br />
vibrates the distance of 9.75 inches in a second<br />
of time, how many inches will it vibrate in 7<br />
years, 14 days, 2 hours, 1 minute, 56 seconds,<br />
each year being 365 days, 5 hours, 48 minutes,<br />
55 seconds?”<br />
George gave the answer, 2,165,625,744.75 inches,<br />
in less than 1 minute.<br />
45
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