Which is the BEST estimation of
3/400
?
A)
between 7.1 and 7.2
B)
between 7.2 and 7.3
C)
between 7.4 and 7.5
D)
between 7.3 and 7.4

Question

Which is the BEST estimation of 
	3/400
?
A)
between 7.1 and 7.2	
B)
between 7.2 and 7.3	
C)
between 7.4 and 7.5	
D)
between 7.3 and 7.4

anonymous · Answer

hmm one sec DAM im stupid but ill see what i get

anonymous · Answer

those numbers are multiplied by 10^-3 ?

anonymous · Answer

yeh true cool

anonymous · Answer

3/400 = (3/4)  * (1/100) = 0.75 * 0.01
so it is like 7.5
but make sure first

anonymous · Answer

yeh i worked it out your correct

friendzone · Answer

Approximate 
	400
 by finding 
	3/343
 and 
3/512
. 
	3/400
 will be between 7 and 8. We find a more specific estimate by cubing fractional amounts between 7 and 8. 7.33 is 389.017 and 7.43 is 405.224, so 
	400
 falls between 7.3 and 7.4.

anonymous · Answer

oh!!!
3/400 means cubic root of 400 ?! lol

anonymous · Answer

im so sorry i thought 3/400 is a fraction