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THAKUR SANTOSH

· started a discussion

· 1 Months ago

i was giving test but time finished

Question:
Humpty started from his house at 7:00 p.m. for his cycling practice. He went 8 km towards East, took left turn for 6 km, and again a left turn for 8 km. Then he decided to turn South-east till he reached the point where he had taken the first left turn. From there he took a right turns till he reached his house at 09:30 p.m. What distance did Humpty cover on the South-east track?
Options:
A) 9km
B) 10km
C) 11km 
D) 12km
E) 13km
Solution:
Ans: (b)



In ∆BCD,

BD2 = DC2 + BC2

BD2 = 82 + 62

BD2 = 64 +36

BD = \(\sqrt[]{100}\)

BD = 10km.

Knowledge Expert

· commented

· 1 Months ago

Dear student,
Sorry for the inconvenience, there would be possibility of technical glitch or the test may have time limit.
Keep learning,
Team TR

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