Find number abc
[7687] Find number abc - If aa750 + 85b5b = c3000b find number abc. Multiple solutions may exist. - #brainteasers #math - Correct Answers: 2
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Find number abc

If aa750 + 85b5b = c3000b find number abc. Multiple solutions may exist.
Correct answers: 2
#brainteasers #math
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I'm not saying I hate you...

I'm not saying I hate you, what I'm saying is that you are literally the Monday of my life.
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Goddard's first rocket patent

In 1914, Robert Goddard, age 31,was issued a U.S. patent, the first of the 214 he would obtain in his lifetime as a pioneer rocket scientist. This patent was for a “Rocket Apparatus” (U.S. No. 1,102,653) which described the multi-stage rocket concept. A liquid-fueled rocket design was issued a patent the following week, on 14 Jul 1914, also titled “Rocket Apparatus.” It described a combustion chamber, with expander nozzle, into which liquid fuels are pumped. This was his second rocket patent. On 16 Mar 1926, his test launch, the first ever of a liquid-fuelled rocket, managed to propel a 10-ft long projectile to a height of 41-ft (12.5m). Its 2.5 second flight covered a distance of 184-ft at an average speed of 60-mph. The fuel was a combination of liquid oxygen and gasoline.«
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