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After how many months did the spacecraft pass Braille? Show your work.



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Assumes that the spacecraft passed Braille after n months and finds the nth term of the progression as: 27360 + (𝑛 − 1)(3555) = 55800 Solves the above equation for n as 9 months.

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.