allery200 m शर्यतीत A बीट्स B by 20 m. A 10 m/s वर धावते. B चा वेग किती आहे?
A8 m/s
B9 m/s
C8.5 m/s
D9.5 m/s
Answer & Solution
Correct answer: B. 9 m/s
A 20 सेकंदात पूर्ण होते, ज्या दरम्यान B कव्हर 180 m देते, 9 m/s देते.
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