MathRevolution wrote:
a is an integer greater than 19 but less than 31, b is an integer greater than 29 but less than 41, what is the range of a/b?
A. 1/4
B. 1/2
C. 3/4
D. 1
E. 5/4
*An answer will be posted in 2 days
31>a>19
41>b>29
Range= Maximum value- minimum value
Maximum value of a/b is when a is Max and b is min= 30/30= 1
Minimum value of a/b is when a is min and b is max= 20/40= 1/2
Range= 1-1/2= 1/2
B is the answer
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