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Find number abc

If 7cb6b + ab276 = 1188a1 find number abc. Multiple solutions may exist.

Correct answers: 1

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I'm sorry, said the clerk in flower...

"I'm sorry," said the clerk in flower shop, "we don't have potted geraniums. Could you use African violets instead?"
Replied the customer sadly, "No, it was geraniums my wife told me to water while she was gone."

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Liquid-fuel rocket patent

In 1914, the first U.S. patent for a liquid-fueled rocket design, titled “Rocket Apparatus”was granted to Dr Robert Goddard, (U.S. No. 1,103,503). It described a combustion chamber, with expander nozzle, into which liquid fuels are pumped. At age 31, this was his second rocket patent. A week earlier, on 7 Jul 1914, his first patent, also for a “Rocket Apparatus” was issued. (U.S. No. 1,102,653) which described the multi-stage rocket concept. 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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