Now, Sara______
the reason for her sleepiness.
A.
B. don't know
C. didn't know
D.doesn't know
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2
Answer:
CLASS 9TH
MOTION
A particle is moving in north direction from point O. It reaches at point A by moving 8th km in 2hr from point O. After A it moves 6km in East direction in 3hr and reaches point B. Find average velocity and average speed for complete path.
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0
Answer:
don't is the correct one
Explanation:
hope it helps
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