Posted:
please help .. 😳
im kinda lost on my assignment and was wondering if u cud help 😳😳
1. what is the average speed of the bus that travels (8.2 +/- 0.2)km to the school in a time of (20 +/- 1)min?
2. Find the density of a cup of coffee that has a mass of (175.14 +/- 0.05)g and a volume of (180 +/- 5)mL.
3. What is the average speed of a sprinter when he runs (100.000 +/- 0.002)m in time of (9.12 +/- 0.01)s ?
thanksyouu <3
( +/- means the plus or minus ..the uncertainties thing ..i cudnt get the proper symbol here cuz it wouldnt come )
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